221501072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{36721}}^1$

素因数の和:36771

約数の個数: 40

約数和(自身を含む): 478120440

約数和(自身を除く): 256619368

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 6032, 36721, 73442, 146884, 293768, 477373, 587536, 954746, 1064909, 1909492, 2129818, 3818984, 4259636, 7637968, 8519272, 13843817, 17038544, 27687634, 55375268, 110750536, 221501072]

約数ペア:

[(1, 221501072), (2, 110750536), (4, 55375268), (8, 27687634), (13, 17038544), (16, 13843817), (26, 8519272), (29, 7637968), (52, 4259636), (58, 3818984), (104, 2129818), (116, 1909492), (208, 1064909), (232, 954746), (377, 587536), (464, 477373), (754, 293768), (1508, 146884), (3016, 73442), (6032, 36721)]