15018291

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{5981}}^1$

素因数の和:6024

約数の個数: 20

約数和(自身を含む): 23162304

約数和(自身を除く): 8144013

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 5981, 17943, 53829, 161487, 185411, 484461, 556233, 1668699, 5006097, 15018291]

約数ペア:

[(1, 15018291), (3, 5006097), (9, 1668699), (27, 556233), (31, 484461), (81, 185411), (93, 161487), (279, 53829), (837, 17943), (2511, 5981)]