870932781

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{487}}^1\times {\mathrm{1823}}^1$

素因数の和:2425

約数の個数: 24

約数和(自身を含む): 1272860160

約数和(自身を除く): 401927379

約数列:

[1, 3, 9, 109, 327, 487, 981, 1461, 1823, 4383, 5469, 16407, 53083, 159249, 198707, 477747, 596121, 887801, 1788363, 2663403, 7990209, 96770309, 290310927, 870932781]

約数ペア:

[(1, 870932781), (3, 290310927), (9, 96770309), (109, 7990209), (327, 2663403), (487, 1788363), (981, 887801), (1461, 596121), (1823, 477747), (4383, 198707), (5469, 159249), (16407, 53083)]