12487789765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3722143}}^1$

素因数の和:3722220

約数の個数: 16

約数和(自身を含む): 16615650816

約数和(自身を除く): 4127861051

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 3722143, 18610715, 40943573, 204717865, 227050723, 1135253615, 2497557953, 12487789765]

約数ペア:

[(1, 12487789765), (5, 2497557953), (11, 1135253615), (55, 227050723), (61, 204717865), (305, 40943573), (671, 18610715), (3355, 3722143)]