81398943

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 119522208

約数和(自身を除く): 38123265

約数列:

[1, 3, 9, 103, 277, 309, 317, 831, 927, 951, 2493, 2853, 28531, 32651, 85593, 87809, 97953, 256779, 263427, 293859, 790281, 9044327, 27132981, 81398943]

約数ペア:

[(1, 81398943), (3, 27132981), (9, 9044327), (103, 790281), (277, 293859), (309, 263427), (317, 256779), (831, 97953), (927, 87809), (951, 85593), (2493, 32651), (2853, 28531)]