2560557753

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{71287}}^1$

素因数の和:71613

約数の個数: 24

約数和(自身を含む): 3996120128

約数和(自身を除く): 1435562375

約数列:

[1, 3, 9, 13, 39, 117, 307, 921, 2763, 3991, 11973, 35919, 71287, 213861, 641583, 926731, 2780193, 8340579, 21885109, 65655327, 196965981, 284506417, 853519251, 2560557753]

約数ペア:

[(1, 2560557753), (3, 853519251), (9, 284506417), (13, 196965981), (39, 65655327), (117, 21885109), (307, 8340579), (921, 2780193), (2763, 926731), (3991, 641583), (11973, 213861), (35919, 71287)]