64400557

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2053}}^1$

素因数の和:2212

約数の個数: 16

約数和(自身を含む): 73615360

約数和(自身を除く): 9214803

約数列:

[1, 13, 19, 127, 247, 1651, 2053, 2413, 26689, 31369, 39007, 260731, 507091, 3389503, 4953889, 64400557]

約数ペア:

[(1, 64400557), (13, 4953889), (19, 3389503), (127, 507091), (247, 260731), (1651, 39007), (2053, 31369), (2413, 26689)]