221346502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1801}}^1$

素因数の和:2008

約数の個数: 32

約数和(自身を含む): 372365280

約数和(自身を除く): 151018778

約数列:

[1, 2, 13, 26, 29, 58, 163, 326, 377, 754, 1801, 2119, 3602, 4238, 4727, 9454, 23413, 46826, 52229, 61451, 104458, 122902, 293563, 587126, 678977, 1357954, 3816319, 7632638, 8513327, 17026654, 110673251, 221346502]

約数ペア:

[(1, 221346502), (2, 110673251), (13, 17026654), (26, 8513327), (29, 7632638), (58, 3816319), (163, 1357954), (326, 678977), (377, 587126), (754, 293563), (1801, 122902), (2119, 104458), (3602, 61451), (4238, 52229), (4727, 46826), (9454, 23413)]