11977497

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 20480000

約数和(自身を除く): 8502503

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 499, 889, 1143, 1497, 2667, 3429, 3493, 4491, 8001, 10479, 13473, 24003, 31437, 63373, 94311, 190119, 443611, 570357, 1330833, 1711071, 3992499, 11977497]

約数ペア:

[(1, 11977497), (3, 3992499), (7, 1711071), (9, 1330833), (21, 570357), (27, 443611), (63, 190119), (127, 94311), (189, 63373), (381, 31437), (499, 24003), (889, 13473), (1143, 10479), (1497, 8001), (2667, 4491), (3429, 3493)]