212157045

素因数分解:

$3^2\times 5^1\times {\mathrm{4714601}}^1$

素因数の和:4714612

約数の個数: 12

約数和(自身を含む): 367738956

約数和(自身を除く): 155581911

約数列:

[1, 3, 5, 9, 15, 45, 4714601, 14143803, 23573005, 42431409, 70719015, 212157045]

約数ペア:

[(1, 212157045), (3, 70719015), (5, 42431409), (9, 23573005), (15, 14143803), (45, 4714601)]