13320531

素因数分解:

$3^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 23482368

約数和(自身を除く): 10161837

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 191, 243, 287, 369, 567, 573, 861, 1107, 1337, 1701, 1719, 2583, 3321, 4011, 5157, 7749, 7831, 9963, 12033, 15471, 23247, 23493, 36099, 46413, 54817, 69741, 70479, 108297, 164451, 211437, 324891, 493353, 634311, 1480059, 1902933, 4440177, 13320531]

約数ペア:

[(1, 13320531), (3, 4440177), (7, 1902933), (9, 1480059), (21, 634311), (27, 493353), (41, 324891), (63, 211437), (81, 164451), (123, 108297), (189, 70479), (191, 69741), (243, 54817), (287, 46413), (369, 36099), (567, 23493), (573, 23247), (861, 15471), (1107, 12033), (1337, 9963), (1701, 7831), (1719, 7749), (2583, 5157), (3321, 4011)]