279382077

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 449467200

約数和(自身を除く): 170085123

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 139, 369, 417, 419, 533, 1251, 1257, 1599, 1807, 3771, 4797, 5421, 5447, 5699, 16263, 16341, 17097, 17179, 49023, 51291, 51537, 58241, 74087, 154611, 174723, 222261, 223327, 524169, 666783, 669981, 757133, 2009943, 2271399, 2387881, 6814197, 7163643, 21490929, 31042453, 93127359, 279382077]

約数ペア:

[(1, 279382077), (3, 93127359), (9, 31042453), (13, 21490929), (39, 7163643), (41, 6814197), (117, 2387881), (123, 2271399), (139, 2009943), (369, 757133), (417, 669981), (419, 666783), (533, 524169), (1251, 223327), (1257, 222261), (1599, 174723), (1807, 154611), (3771, 74087), (4797, 58241), (5421, 51537), (5447, 51291), (5699, 49023), (16263, 17179), (16341, 17097)]