51518205

素因数分解:

$3^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1381}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 89470680

約数和(自身を除く): 37952475

約数列:

[1, 3, 5, 9, 15, 45, 829, 1381, 2487, 4143, 4145, 6905, 7461, 12429, 12435, 20715, 37305, 62145, 1144849, 3434547, 5724245, 10303641, 17172735, 51518205]

約数ペア:

[(1, 51518205), (3, 17172735), (5, 10303641), (9, 5724245), (15, 3434547), (45, 1144849), (829, 62145), (1381, 37305), (2487, 20715), (4143, 12435), (4145, 12429), (6905, 7461)]