81641016

素因数分解:

$2^3\times 3^2\times {\mathrm{1133903}}^1$

素因数の和:1133915

約数の個数: 24

約数和(自身を含む): 221111280

約数和(自身を除く): 139470264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1133903, 2267806, 3401709, 4535612, 6803418, 9071224, 10205127, 13606836, 20410254, 27213672, 40820508, 81641016]

約数ペア:

[(1, 81641016), (2, 40820508), (3, 27213672), (4, 20410254), (6, 13606836), (8, 10205127), (9, 9071224), (12, 6803418), (18, 4535612), (24, 3401709), (36, 2267806), (72, 1133903)]