40487121

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{5153}}^1$

素因数の和:5262

約数の個数: 20

約数和(自身を含む): 61116132

約数和(自身を除く): 20629011

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2619, 5153, 7857, 15459, 46377, 139131, 417393, 499841, 1499523, 4498569, 13495707, 40487121]

約数ペア:

[(1, 40487121), (3, 13495707), (9, 4498569), (27, 1499523), (81, 499841), (97, 417393), (291, 139131), (873, 46377), (2619, 15459), (5153, 7857)]