872100045

素因数分解:

$3^2\times 5^1\times {\mathrm{19380001}}^1$

素因数の和:19380012

約数の個数: 12

約数和(自身を含む): 1511640156

約数和(自身を除く): 639540111

約数列:

[1, 3, 5, 9, 15, 45, 19380001, 58140003, 96900005, 174420009, 290700015, 872100045]

約数ペア:

[(1, 872100045), (3, 290700015), (5, 174420009), (9, 96900005), (15, 58140003), (45, 19380001)]