201491288

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{160423}}^1$

素因数の和:160586

約数の個数: 16

約数和(自身を含む): 380204880

約数和(自身を除く): 178713592

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 160423, 320846, 641692, 1283384, 25186411, 50372822, 100745644, 201491288]

約数ペア:

[(1, 201491288), (2, 100745644), (4, 50372822), (8, 25186411), (157, 1283384), (314, 641692), (628, 320846), (1256, 160423)]