80915191

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{2003}}^1$

素因数の和:2238

約数の個数: 16

約数和(自身を含む): 96192000

約数和(自身を除く): 15276809

約数列:

[1, 7, 29, 199, 203, 1393, 2003, 5771, 14021, 40397, 58087, 398597, 406609, 2790179, 11559313, 80915191]

約数ペア:

[(1, 80915191), (7, 11559313), (29, 2790179), (199, 406609), (203, 398597), (1393, 58087), (2003, 40397), (5771, 14021)]