168012279

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1056

約数の個数: 32

約数和(自身を含む): 255752640

約数和(自身を除く): 87740361

約数列:

[1, 3, 9, 27, 53, 137, 159, 411, 477, 857, 1233, 1431, 2571, 3699, 7261, 7713, 21783, 23139, 45421, 65349, 117409, 136263, 196047, 352227, 408789, 1056681, 1226367, 3170043, 6222677, 18668031, 56004093, 168012279]

約数ペア:

[(1, 168012279), (3, 56004093), (9, 18668031), (27, 6222677), (53, 3170043), (137, 1226367), (159, 1056681), (411, 408789), (477, 352227), (857, 196047), (1233, 136263), (1431, 117409), (2571, 65349), (3699, 45421), (7261, 23139), (7713, 21783)]