Factor Calculator

Factors of 137

The factors of 137 are 1 and 137. Since 137 is a prime number, it has exactly 2 factors and cannot be divided evenly by any other whole number. The sum of its factors is 138, and its prime factorization is simply 137 itself.

All factors of 137

Here are all 2 factors of 137, listed from smallest to largest.

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Factor pairs of 137

There is only one factor pair for 137, because it is prime.

1 × 137 = 137

Prime factorization of 137

137 is a prime number, so it cannot be broken down further. Its prime factorization is simply 137.

Properties of 137

Number of factors2
Sum of factors138
Sum of proper factors1
Prime factorization137
Prime or composite?Prime
Even or odd?Odd
Perfect square?No
Perfect cube?No
ClassificationDeficient

What makes 137 interesting

  • 137 is a prime number, so its only factors are 1 and 137. It cannot be split into a product of two smaller whole numbers.
  • Every prime number is deficient — the sum of its proper factors is always 1, which is far less than the number itself.

How to find the factors of 137 yourself

Divide 137 by each whole number starting from 1. Whenever the division leaves no remainder, both the divisor and the quotient are factors. You only need to test up to √13711.70, because every factor above that pairs with one below it.

137 ÷ 1 = 137

Reading both columns gives every factor: 1, 137. The factor calculator does this automatically for any number.

Frequently asked questions about 137

What are the factors of 137?

The factors of 137 are 1 and 137. That is 2 factors in total, counting both 1 and 137.

Is 137 a prime number?

Yes, 137 is a prime number. It has exactly two factors: 1 and 137. No other whole number divides it evenly.

What is the prime factorization of 137?

137 is already prime, so its prime factorization is simply 137. It cannot be broken down any further.

What two numbers multiply to give 137?

There is 1 pair of whole numbers that multiply to 137: 1 × 137.

What is the sum of the factors of 137?

Adding all the factors of 137 together gives 138. Excluding 137 itself, the proper factors sum to 1.

Is 137 a perfect square?

No, 137 is not a perfect square. There is no whole number that multiplies by itself to give 137. The nearest perfect squares are 121 and 144.

What is the largest factor of 137 other than itself?

The largest factor of 137 apart from 137 itself is 1, since 137 ÷ 1 = 137.

How many factors does 137 have?

137 has 2 factors: 1 and 137.

Explore more

Try another number in the factor calculator, break 137 down further with the prime factorization calculator, or compare 137 with another number using the GCF calculator and LCM calculator. For divisor counts and sums, see the divisor calculator.