655720961

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{4072801}}^1$

素因数の和:4072831

約数の個数: 8

約数和(自身を含む): 781977984

約数和(自身を除く): 126257023

約数列:

[1, 7, 23, 161, 4072801, 28509607, 93674423, 655720961]

約数ペア:

[(1, 655720961), (7, 93674423), (23, 28509607), (161, 4072801)]