77863491

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{20747}}^1$

素因数の和:20895

約数の個数: 16

約数和(自身を含む): 116188800

約数和(自身を除く): 38325309

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 20747, 62241, 186723, 560169, 2883833, 8651499, 25954497, 77863491]

約数ペア:

[(1, 77863491), (3, 25954497), (9, 8651499), (27, 2883833), (139, 560169), (417, 186723), (1251, 62241), (3753, 20747)]