11680767

素因数分解:

$3^7\times 7^2\times {\mathrm{109}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 20565600

約数和(自身を除く): 8884833

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 109, 147, 189, 243, 327, 441, 567, 729, 763, 981, 1323, 1701, 2187, 2289, 2943, 3969, 5103, 5341, 6867, 8829, 11907, 15309, 16023, 20601, 26487, 35721, 48069, 61803, 79461, 107163, 144207, 185409, 238383, 432621, 556227, 1297863, 1668681, 3893589, 11680767]

約数ペア:

[(1, 11680767), (3, 3893589), (7, 1668681), (9, 1297863), (21, 556227), (27, 432621), (49, 238383), (63, 185409), (81, 144207), (109, 107163), (147, 79461), (189, 61803), (243, 48069), (327, 35721), (441, 26487), (567, 20601), (729, 16023), (763, 15309), (981, 11907), (1323, 8829), (1701, 6867), (2187, 5341), (2289, 5103), (2943, 3969)]