161531359

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{739}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 182430720

約数和(自身を除く): 20899361

約数列:

[1, 11, 31, 341, 641, 739, 7051, 8129, 19871, 22909, 218581, 251999, 473699, 5210689, 14684669, 161531359]

約数ペア:

[(1, 161531359), (11, 14684669), (31, 5210689), (341, 473699), (641, 251999), (739, 218581), (7051, 22909), (8129, 19871)]