11951973

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 20442240

約数和(自身を除く): 8490267

約数列:

[1, 3, 9, 11, 23, 29, 33, 69, 87, 99, 181, 207, 253, 261, 319, 543, 667, 759, 957, 1629, 1991, 2001, 2277, 2871, 4163, 5249, 5973, 6003, 7337, 12489, 15747, 17919, 22011, 37467, 45793, 47241, 57739, 66033, 120727, 137379, 173217, 362181, 412137, 519651, 1086543, 1327997, 3983991, 11951973]

約数ペア:

[(1, 11951973), (3, 3983991), (9, 1327997), (11, 1086543), (23, 519651), (29, 412137), (33, 362181), (69, 173217), (87, 137379), (99, 120727), (181, 66033), (207, 57739), (253, 47241), (261, 45793), (319, 37467), (543, 22011), (667, 17919), (759, 15747), (957, 12489), (1629, 7337), (1991, 6003), (2001, 5973), (2277, 5249), (2871, 4163)]