2008221397

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1161493}}^1$

素因数の和:1161532

約数の個数: 16

約数和(自身を含む): 2601746560

約数和(自身を除く): 593525163

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 1161493, 8130451, 15099409, 22068367, 105695863, 154478569, 286888771, 2008221397]

約数ペア:

[(1, 2008221397), (7, 286888771), (13, 154478569), (19, 105695863), (91, 22068367), (133, 15099409), (247, 8130451), (1729, 1161493)]