Factors of 1587

3, 23. As a product: 3 × 23^2.

The factors of 1587 are 1, 3, 23, 69, 529, 1587. It has 6 factors.

Factors of 1587

Pick any whole number from 1 to 10,000.

1587 = 3 \times 23^{2}

How to work it out

1
A factor of 1587 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1587 ≈ 39.84; 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.
$1587 = 3 \times 23^{2}$
4
Add all the factors: 1 + 3 + 23 + 69 + 529 + 1587 = 2212. Without 1587 itself that is 625, so 1587 is a deficient number.

LaTeX source of the formulas on this page

\[ 1587 = 3 \times 23^{2} \]

What are the factors of 1587?

The factors of 1587 are 1, 3, 23, 69, 529, 1587. It has 6 factors.

What are the prime factors of 1587?

3, 23. As a product: 3 × $23^{2}$ .

How many factors does 1587 have?

1587 has 6 factors (3 factor pairs).

What is the sum of the factors of 1587?

2212.

Is 1587 a prime number?

No. It is divisible by 3, so 1587 = 3 × 529.