2518440021

素因数分解:

$3^2\times {\mathrm{691}}^1\times {\mathrm{404959}}^1$

素因数の和:405656

約数の個数: 12

約数和(自身を含む): 3643020160

約数和(自身を除く): 1124580139

約数列:

[1, 3, 9, 691, 2073, 6219, 404959, 1214877, 3644631, 279826669, 839480007, 2518440021]

約数ペア:

[(1, 2518440021), (3, 839480007), (9, 279826669), (691, 3644631), (2073, 1214877), (6219, 404959)]