68390343

素因数分解:

$3^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1571}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 113133696

約数和(自身を除く): 44743353

約数列:

[1, 3, 7, 9, 21, 63, 691, 1571, 2073, 4713, 4837, 6219, 10997, 14139, 14511, 32991, 43533, 98973, 1085561, 3256683, 7598927, 9770049, 22796781, 68390343]

約数ペア:

[(1, 68390343), (3, 22796781), (7, 9770049), (9, 7598927), (21, 3256683), (63, 1085561), (691, 98973), (1571, 43533), (2073, 32991), (4713, 14511), (4837, 14139), (6219, 10997)]