401047655

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1\times {\mathrm{1249}}^1$

素因数の和:1834

約数の個数: 16

約数和(自身を含む): 486000000

約数和(自身を除く): 84952345

約数列:

[1, 5, 149, 431, 745, 1249, 2155, 6245, 64219, 186101, 321095, 538319, 930505, 2691595, 80209531, 401047655]

約数ペア:

[(1, 401047655), (5, 80209531), (149, 2691595), (431, 930505), (745, 538319), (1249, 321095), (2155, 186101), (6245, 64219)]