12755405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3217}}^1$

素因数の和:3296

約数の個数: 16

約数和(自身を含む): 16759344

約数和(自身を除く): 4003939

約数列:

[1, 5, 13, 61, 65, 305, 793, 3217, 3965, 16085, 41821, 196237, 209105, 981185, 2551081, 12755405]

約数ペア:

[(1, 12755405), (5, 2551081), (13, 981185), (61, 209105), (65, 196237), (305, 41821), (793, 16085), (3217, 3965)]