1280491199

素因数分解:

${\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 1418159232

約数和(自身を除く): 137668033

約数列:

[1, 13, 61, 169, 223, 557, 793, 2899, 7241, 10309, 13603, 33977, 37687, 94133, 124211, 176839, 441701, 1614743, 2298907, 5742113, 7576871, 20991659, 98499323, 1280491199]

約数ペア:

[(1, 1280491199), (13, 98499323), (61, 20991659), (169, 7576871), (223, 5742113), (557, 2298907), (793, 1614743), (2899, 441701), (7241, 176839), (10309, 124211), (13603, 94133), (33977, 37687)]