78220766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{18457}}^1$

素因数の和:18635

約数の個数: 16

約数和(自身を含む): 127138704

約数和(自身を除く): 48917938

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 18457, 36914, 239941, 479882, 3008491, 6016982, 39110383, 78220766]

約数ペア:

[(1, 78220766), (2, 39110383), (13, 6016982), (26, 3008491), (163, 479882), (326, 239941), (2119, 36914), (4238, 18457)]