2178117591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1509437}}^1$

素因数の和:1509490

約数の個数: 16

約数和(自身を含む): 3212084064

約数和(自身を除く): 1033966473

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 1509437, 4528311, 19622681, 55849169, 58868043, 167547507, 726039197, 2178117591]

約数ペア:

[(1, 2178117591), (3, 726039197), (13, 167547507), (37, 58868043), (39, 55849169), (111, 19622681), (481, 4528311), (1443, 1509437)]