12717089

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{521}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 15935616

約数和(自身を除く): 3218527

約数列:

[1, 7, 11, 77, 317, 521, 2219, 3487, 3647, 5731, 24409, 40117, 165157, 1156099, 1816727, 12717089]

約数ペア:

[(1, 12717089), (7, 1816727), (11, 1156099), (77, 165157), (317, 40117), (521, 24409), (2219, 5731), (3487, 3647)]