13115511

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 20242560

約数和(自身を除く): 7127049

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 1621, 2697, 4863, 8091, 14589, 47009, 50251, 141027, 150753, 423081, 452259, 1457279, 4371837, 13115511]

約数ペア:

[(1, 13115511), (3, 4371837), (9, 1457279), (29, 452259), (31, 423081), (87, 150753), (93, 141027), (261, 50251), (279, 47009), (899, 14589), (1621, 8091), (2697, 4863)]