31385151

素因数分解:

$3^5\times 7^1\times {\mathrm{18451}}^1$

素因数の和:18473

約数の個数: 24

約数和(自身を含む): 53732224

約数和(自身を除く): 22347073

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 18451, 55353, 129157, 166059, 387471, 498177, 1162413, 1494531, 3487239, 4483593, 10461717, 31385151]

約数ペア:

[(1, 31385151), (3, 10461717), (7, 4483593), (9, 3487239), (21, 1494531), (27, 1162413), (63, 498177), (81, 387471), (189, 166059), (243, 129157), (567, 55353), (1701, 18451)]