129970421

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{599}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 150528000

約数和(自身を除く): 20557579

約数列:

[1, 7, 139, 223, 599, 973, 1561, 4193, 30997, 83261, 133577, 216979, 582827, 935039, 18567203, 129970421]

約数ペア:

[(1, 129970421), (7, 18567203), (139, 935039), (223, 582827), (599, 216979), (973, 133577), (1561, 83261), (4193, 30997)]