157218887

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{431}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 190550016

約数和(自身を除く): 33331129

約数列:

[1, 7, 31, 41, 217, 287, 431, 1271, 1681, 3017, 8897, 11767, 13361, 17671, 52111, 93527, 123697, 364777, 547801, 724511, 3834607, 5071577, 22459841, 157218887]

約数ペア:

[(1, 157218887), (7, 22459841), (31, 5071577), (41, 3834607), (217, 724511), (287, 547801), (431, 364777), (1271, 123697), (1681, 93527), (3017, 52111), (8897, 17671), (11767, 13361)]