639015897

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1\times {\mathrm{15443}}^1$

素因数の和:16520

約数の個数: 16

約数和(自身を含む): 918485568

約数和(自身を除く): 279469671

約数列:

[1, 3, 13, 39, 1061, 3183, 13793, 15443, 41379, 46329, 200759, 602277, 16385023, 49155069, 213005299, 639015897]

約数ペア:

[(1, 639015897), (3, 213005299), (13, 49155069), (39, 16385023), (1061, 602277), (3183, 200759), (13793, 46329), (15443, 41379)]