28169583

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 42147840

約数和(自身を除く): 13978257

約数列:

[1, 3, 13, 39, 41, 79, 123, 223, 237, 533, 669, 1027, 1599, 2899, 3081, 3239, 8697, 9143, 9717, 17617, 27429, 42107, 52851, 118859, 126321, 229021, 356577, 687063, 722297, 2166891, 9389861, 28169583]

約数ペア:

[(1, 28169583), (3, 9389861), (13, 2166891), (39, 722297), (41, 687063), (79, 356577), (123, 229021), (223, 126321), (237, 118859), (533, 52851), (669, 42107), (1027, 27429), (1599, 17617), (2899, 9717), (3081, 9143), (3239, 8697)]