1666996877

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{139837}}^1$

素因数の和:139988

約数の個数: 16

約数和(自身を含む): 2067364992

約数和(自身を除く): 400368115

約数列:

[1, 7, 13, 91, 131, 917, 1703, 11921, 139837, 978859, 1817881, 12725167, 18318647, 128230529, 238142411, 1666996877]

約数ペア:

[(1, 1666996877), (7, 238142411), (13, 128230529), (91, 18318647), (131, 12725167), (917, 1817881), (1703, 978859), (11921, 139837)]