2564991

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2023

約数の個数: 24

約数和(自身を含む): 4354896

約数和(自身を除く): 1789905

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 1993, 5979, 17937, 21923, 25909, 65769, 77727, 197307, 233181, 284999, 854997, 2564991]

約数ペア:

[(1, 2564991), (3, 854997), (9, 284999), (11, 233181), (13, 197307), (33, 77727), (39, 65769), (99, 25909), (117, 21923), (143, 17937), (429, 5979), (1287, 1993)]