Factors of 207

3, 23. As a product: 3^2 × 23.

The factors of 207 are 1, 3, 9, 23, 69, 207. It has 6 factors.

Factors of 207

Pick any whole number from 1 to 10,000.

207 = 3^{2} \times 23

How to work it out

1
A factor of 207 is a whole number that divides it with nothing left over. You only need to test the numbers up to √207 ≈ 14.39; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 6 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$207 = 3^{2} \times 23$
4
Add all the factors: 1 + 3 + 9 + 23 + 69 + 207 = 312. Without 207 itself that is 105, so 207 is a deficient number.

LaTeX source of the formulas on this page

\[ 207 = 3^{2} \times 23 \]

What are the factors of 207?

The factors of 207 are 1, 3, 9, 23, 69, 207. It has 6 factors.

What are the prime factors of 207?

3, 23. As a product: $3^{2}$ × 23.

How many factors does 207 have?

207 has 6 factors (3 factor pairs).

What is the sum of the factors of 207?

312.

Is 207 a prime number?

No. It is divisible by 3, so 207 = 3 × 69.