17801343

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{971}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 12680577

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 971, 2037, 2619, 2913, 6111, 6797, 8739, 18333, 20391, 26217, 61173, 94187, 183519, 282561, 659309, 847683, 1977927, 2543049, 5933781, 17801343]

約数ペア:

[(1, 17801343), (3, 5933781), (7, 2543049), (9, 1977927), (21, 847683), (27, 659309), (63, 282561), (97, 183519), (189, 94187), (291, 61173), (679, 26217), (873, 20391), (971, 18333), (2037, 8739), (2619, 6797), (2913, 6111)]