12400491

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 17061408

約数和(自身を除く): 4660917

約数列:

[1, 3, 41, 123, 181, 543, 557, 1671, 7421, 22263, 22837, 68511, 100817, 302451, 4133497, 12400491]

約数ペア:

[(1, 12400491), (3, 4133497), (41, 302451), (123, 100817), (181, 68511), (543, 22837), (557, 22263), (1671, 7421)]