220158621

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{7109}}^1$

素因数の和:7186

約数の個数: 32

約数和(自身を含む): 345830400

約数和(自身を除く): 125671779

約数列:

[1, 3, 9, 27, 31, 37, 93, 111, 279, 333, 837, 999, 1147, 3441, 7109, 10323, 21327, 30969, 63981, 191943, 220379, 263033, 661137, 789099, 1983411, 2367297, 5950233, 7101891, 8154023, 24462069, 73386207, 220158621]

約数ペア:

[(1, 220158621), (3, 73386207), (9, 24462069), (27, 8154023), (31, 7101891), (37, 5950233), (93, 2367297), (111, 1983411), (279, 789099), (333, 661137), (837, 263033), (999, 220379), (1147, 191943), (3441, 63981), (7109, 30969), (10323, 21327)]