28293183

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2521}}^1$

素因数の和:2599

約数の個数: 24

約数和(自身を含む): 43277520

約数和(自身を除く): 14984337

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 2521, 3741, 7563, 11223, 22689, 73109, 108403, 219327, 325209, 657981, 975627, 3143687, 9431061, 28293183]

約数ペア:

[(1, 28293183), (3, 9431061), (9, 3143687), (29, 975627), (43, 657981), (87, 325209), (129, 219327), (261, 108403), (387, 73109), (1247, 22689), (2521, 11223), (3741, 7563)]