161997407

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{4003}}^1$

素因数の和:4310

約数の個数: 16

約数和(自身を含む): 191038848

約数和(自身を除く): 29041441

約数列:

[1, 11, 13, 143, 283, 3113, 3679, 4003, 40469, 44033, 52039, 572429, 1132849, 12461339, 14727037, 161997407]

約数ペア:

[(1, 161997407), (11, 14727037), (13, 12461339), (143, 1132849), (283, 572429), (3113, 52039), (3679, 44033), (4003, 40469)]