221657103

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1571}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 326894256

約数和(自身を除く): 105237153

約数列:

[1, 3, 9, 61, 183, 257, 549, 771, 1571, 2313, 4713, 14139, 15677, 47031, 95831, 141093, 287493, 403747, 862479, 1211241, 3633723, 24628567, 73885701, 221657103]

約数ペア:

[(1, 221657103), (3, 73885701), (9, 24628567), (61, 3633723), (183, 1211241), (257, 862479), (549, 403747), (771, 287493), (1571, 141093), (2313, 95831), (4713, 47031), (14139, 15677)]