65405151

素因数分解:

$3^6\times 7^2\times {\mathrm{1831}}^1$

素因数の和:1863

約数の個数: 42

約数和(自身を含む): 114135432

約数和(自身を除く): 48730281

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 1831, 3969, 5103, 5493, 11907, 12817, 16479, 35721, 38451, 49437, 89719, 115353, 148311, 269157, 346059, 444933, 807471, 1038177, 1334799, 2422413, 3114531, 7267239, 9343593, 21801717, 65405151]

約数ペア:

[(1, 65405151), (3, 21801717), (7, 9343593), (9, 7267239), (21, 3114531), (27, 2422413), (49, 1334799), (63, 1038177), (81, 807471), (147, 444933), (189, 346059), (243, 269157), (441, 148311), (567, 115353), (729, 89719), (1323, 49437), (1701, 38451), (1831, 35721), (3969, 16479), (5103, 12817), (5493, 11907)]