8421573405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{145037}}^1$

素因数の和:145138

約数の個数: 48

約数和(自身を含む): 15872958720

約数和(自身を除く): 7451385315

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 79, 105, 147, 237, 245, 395, 553, 735, 1185, 1659, 2765, 3871, 8295, 11613, 19355, 58065, 145037, 435111, 725185, 1015259, 2175555, 3045777, 5076295, 7106813, 11457923, 15228885, 21320439, 34373769, 35534065, 57289615, 80205461, 106602195, 171868845, 240616383, 401027305, 561438227, 1203081915, 1684314681, 2807191135, 8421573405]

約数ペア:

[(1, 8421573405), (3, 2807191135), (5, 1684314681), (7, 1203081915), (15, 561438227), (21, 401027305), (35, 240616383), (49, 171868845), (79, 106602195), (105, 80205461), (147, 57289615), (237, 35534065), (245, 34373769), (395, 21320439), (553, 15228885), (735, 11457923), (1185, 7106813), (1659, 5076295), (2765, 3045777), (3871, 2175555), (8295, 1015259), (11613, 725185), (19355, 435111), (58065, 145037)]