51229665

素因数分解:

$3^4\times 5^1\times {\mathrm{126493}}^1$

素因数の和:126510

約数の個数: 20

約数和(自身を含む): 91834644

約数和(自身を除く): 40604979

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 126493, 379479, 632465, 1138437, 1897395, 3415311, 5692185, 10245933, 17076555, 51229665]

約数ペア:

[(1, 51229665), (3, 17076555), (5, 10245933), (9, 5692185), (15, 3415311), (27, 1897395), (45, 1138437), (81, 632465), (135, 379479), (405, 126493)]