12753657

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2087}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 21280896

約数和(自身を除く): 8527239

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 2087, 6111, 6261, 14609, 18783, 43827, 131481, 202439, 607317, 1417073, 1821951, 4251219, 12753657]

約数ペア:

[(1, 12753657), (3, 4251219), (7, 1821951), (9, 1417073), (21, 607317), (63, 202439), (97, 131481), (291, 43827), (679, 18783), (873, 14609), (2037, 6261), (2087, 6111)]