42117215

素因数分解:

$5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1669}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 59398560

約数和(自身を除く): 17281345

約数列:

[1, 5, 7, 35, 49, 103, 245, 515, 721, 1669, 3605, 5047, 8345, 11683, 25235, 58415, 81781, 171907, 408905, 859535, 1203349, 6016745, 8423443, 42117215]

約数ペア:

[(1, 42117215), (5, 8423443), (7, 6016745), (35, 1203349), (49, 859535), (103, 408905), (245, 171907), (515, 81781), (721, 58415), (1669, 25235), (3605, 11683), (5047, 8345)]