7637981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 9283680

約数和(自身を除く): 1645699

約数列:

[1, 13, 17, 19, 107, 221, 247, 289, 323, 1391, 1819, 2033, 3757, 4199, 5491, 23647, 26429, 30923, 34561, 71383, 401999, 449293, 587537, 7637981]

約数ペア:

[(1, 7637981), (13, 587537), (17, 449293), (19, 401999), (107, 71383), (221, 34561), (247, 30923), (289, 26429), (323, 23647), (1391, 5491), (1819, 4199), (2033, 3757)]