12705345

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1169

約数の個数: 24

約数和(自身を含む): 22113000

約数和(自身を除く): 9407655

約数列:

[1, 3, 5, 9, 15, 45, 349, 809, 1047, 1745, 2427, 3141, 4045, 5235, 7281, 12135, 15705, 36405, 282341, 847023, 1411705, 2541069, 4235115, 12705345]

約数ペア:

[(1, 12705345), (3, 4235115), (5, 2541069), (9, 1411705), (15, 847023), (45, 282341), (349, 36405), (809, 15705), (1047, 12135), (1745, 7281), (2427, 5235), (3141, 4045)]