13125705

素因数分解:

$3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1571}}^1$

素因数の和:2136

約数の個数: 16

約数和(自身を含む): 21052224

約数和(自身を除く): 7926519

約数列:

[1, 3, 5, 15, 557, 1571, 1671, 2785, 4713, 7855, 8355, 23565, 875047, 2625141, 4375235, 13125705]

約数ペア:

[(1, 13125705), (3, 4375235), (5, 2625141), (15, 875047), (557, 23565), (1571, 8355), (1671, 7855), (2785, 4713)]