12189285

素因数分解:

$3^4\times 5^1\times {\mathrm{30097}}^1$

素因数の和:30114

約数の個数: 20

約数和(自身を含む): 21851148

約数和(自身を除く): 9661863

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30097, 90291, 150485, 270873, 451455, 812619, 1354365, 2437857, 4063095, 12189285]

約数ペア:

[(1, 12189285), (3, 4063095), (5, 2437857), (9, 1354365), (15, 812619), (27, 451455), (45, 270873), (81, 150485), (135, 90291), (405, 30097)]