80320239

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1949}}^1$

素因数の和:2215

約数の個数: 24

約数和(自身を含む): 122694000

約数和(自身を除く): 42373761

約数列:

[1, 3, 9, 19, 57, 171, 241, 723, 1949, 2169, 4579, 5847, 13737, 17541, 37031, 41211, 111093, 333279, 469709, 1409127, 4227381, 8924471, 26773413, 80320239]

約数ペア:

[(1, 80320239), (3, 26773413), (9, 8924471), (19, 4227381), (57, 1409127), (171, 469709), (241, 333279), (723, 111093), (1949, 41211), (2169, 37031), (4579, 17541), (5847, 13737)]