157858947

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{2377}}^1$

素因数の和:2587

約数の個数: 24

約数和(自身を含む): 234451776

約数和(自身を除く): 76592829

約数列:

[1, 3, 9, 47, 141, 157, 423, 471, 1413, 2377, 7131, 7379, 21393, 22137, 66411, 111719, 335157, 373189, 1005471, 1119567, 3358701, 17539883, 52619649, 157858947]

約数ペア:

[(1, 157858947), (3, 52619649), (9, 17539883), (47, 3358701), (141, 1119567), (157, 1005471), (423, 373189), (471, 335157), (1413, 111719), (2377, 66411), (7131, 22137), (7379, 21393)]