12789405

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6047}}^1$

素因数の和:6105

約数の個数: 24

約数和(自身を含む): 22643712

約数和(自身を除く): 9854307

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 6047, 18141, 30235, 54423, 90705, 272115, 284209, 852627, 1421045, 2557881, 4263135, 12789405]

約数ペア:

[(1, 12789405), (3, 4263135), (5, 2557881), (9, 1421045), (15, 852627), (45, 284209), (47, 272115), (141, 90705), (235, 54423), (423, 30235), (705, 18141), (2115, 6047)]