12217345

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3389}}^1$

素因数の和:3504

約数の個数: 16

約数和(自身を含む): 16922880

約数和(自身を除く): 4705535

約数列:

[1, 5, 7, 35, 103, 515, 721, 3389, 3605, 16945, 23723, 118615, 349067, 1745335, 2443469, 12217345]

約数ペア:

[(1, 12217345), (5, 2443469), (7, 1745335), (35, 349067), (103, 118615), (515, 23723), (721, 16945), (3389, 3605)]