51776739

素因数分解:

$3^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 90272000

約数和(自身を除く): 38495261

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 243, 427, 499, 549, 567, 1281, 1497, 1647, 1701, 3493, 3843, 4491, 4941, 10479, 11529, 13473, 14823, 30439, 31437, 34587, 40419, 91317, 94311, 103761, 121257, 213073, 273951, 282933, 639219, 821853, 848799, 1917657, 2465559, 5752971, 7396677, 17258913, 51776739]

約数ペア:

[(1, 51776739), (3, 17258913), (7, 7396677), (9, 5752971), (21, 2465559), (27, 1917657), (61, 848799), (63, 821853), (81, 639219), (183, 282933), (189, 273951), (243, 213073), (427, 121257), (499, 103761), (549, 94311), (567, 91317), (1281, 40419), (1497, 34587), (1647, 31437), (1701, 30439), (3493, 14823), (3843, 13473), (4491, 11529), (4941, 10479)]