520080327

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{72871}}^1$

素因数の和:72951

約数の個数: 24

約数和(自身を含む): 822287648

約数和(自身を除く): 302207321

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 7137, 72871, 218613, 655839, 947323, 2841969, 4445131, 8525907, 13335393, 40006179, 57786703, 173360109, 520080327]

約数ペア:

[(1, 520080327), (3, 173360109), (9, 57786703), (13, 40006179), (39, 13335393), (61, 8525907), (117, 4445131), (183, 2841969), (549, 947323), (793, 655839), (2379, 218613), (7137, 72871)]