260513577

素因数分解:

$3^4\times {\mathrm{1559}}^1\times {\mathrm{2063}}^1$

素因数の和:3634

約数の個数: 20

約数和(自身を含む): 389600640

約数和(自身を除く): 129087063

約数列:

[1, 3, 9, 27, 81, 1559, 2063, 4677, 6189, 14031, 18567, 42093, 55701, 126279, 167103, 3216217, 9648651, 28945953, 86837859, 260513577]

約数ペア:

[(1, 260513577), (3, 86837859), (9, 28945953), (27, 9648651), (81, 3216217), (1559, 167103), (2063, 126279), (4677, 55701), (6189, 42093), (14031, 18567)]