201289315

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1\times {\mathrm{997}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 244310400

約数和(自身を除く): 43021085

約数列:

[1, 5, 149, 271, 745, 997, 1355, 4985, 40379, 148553, 201895, 270187, 742765, 1350935, 40257863, 201289315]

約数ペア:

[(1, 201289315), (5, 40257863), (149, 1350935), (271, 742765), (745, 270187), (997, 201895), (1355, 148553), (4985, 40379)]