56615455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28097}}^1$

素因数の和:28146

約数の個数: 16

約数和(自身を含む): 75527424

約数和(自身を除く): 18911969

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 28097, 140485, 365261, 871007, 1826305, 4355035, 11323091, 56615455]

約数ペア:

[(1, 56615455), (5, 11323091), (13, 4355035), (31, 1826305), (65, 871007), (155, 365261), (403, 140485), (2015, 28097)]