26427807

素因数分解:

$3^2\times 7^4\times {\mathrm{1223}}^1$

素因数の和:1257

約数の個数: 30

約数和(自身を含む): 44569512

約数和(自身を除く): 18141705

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1223, 2401, 3087, 3669, 7203, 8561, 11007, 21609, 25683, 59927, 77049, 179781, 419489, 539343, 1258467, 2936423, 3775401, 8809269, 26427807]

約数ペア:

[(1, 26427807), (3, 8809269), (7, 3775401), (9, 2936423), (21, 1258467), (49, 539343), (63, 419489), (147, 179781), (343, 77049), (441, 59927), (1029, 25683), (1223, 21609), (2401, 11007), (3087, 8561), (3669, 7203)]