1681640685

素因数分解:

$3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{134909}}^1$

素因数の和:135197

約数の個数: 24

約数和(自身を含む): 2925388440

約数和(自身を除く): 1243747755

約数列:

[1, 3, 5, 9, 15, 45, 277, 831, 1385, 2493, 4155, 12465, 134909, 404727, 674545, 1214181, 2023635, 6070905, 37369793, 112109379, 186848965, 336328137, 560546895, 1681640685]

約数ペア:

[(1, 1681640685), (3, 560546895), (5, 336328137), (9, 186848965), (15, 112109379), (45, 37369793), (277, 6070905), (831, 2023635), (1385, 1214181), (2493, 674545), (4155, 404727), (12465, 134909)]