12907765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{569}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 16758000

約数和(自身を除く): 3850235

約数列:

[1, 5, 13, 65, 349, 569, 1745, 2845, 4537, 7397, 22685, 36985, 198581, 992905, 2581553, 12907765]

約数ペア:

[(1, 12907765), (5, 2581553), (13, 992905), (65, 198581), (349, 36985), (569, 22685), (1745, 7397), (2845, 4537)]