12657265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3463}}^1$

素因数の和:3528

約数の個数: 16

約数和(自身を含む): 16460928

約数和(自身を除く): 3803663

約数列:

[1, 5, 17, 43, 85, 215, 731, 3463, 3655, 17315, 58871, 148909, 294355, 744545, 2531453, 12657265]

約数ペア:

[(1, 12657265), (5, 2531453), (17, 744545), (43, 294355), (85, 148909), (215, 58871), (731, 17315), (3463, 3655)]