51845841

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^2$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 80915328

約数和(自身を除く): 29069487

約数列:

[1, 3, 9, 23, 47, 69, 73, 141, 207, 219, 423, 657, 1081, 1679, 3243, 3431, 5037, 5329, 9729, 10293, 15111, 15987, 30879, 47961, 78913, 122567, 236739, 250463, 367701, 710217, 751389, 1103103, 2254167, 5760649, 17281947, 51845841]

約数ペア:

[(1, 51845841), (3, 17281947), (9, 5760649), (23, 2254167), (47, 1103103), (69, 751389), (73, 710217), (141, 367701), (207, 250463), (219, 236739), (423, 122567), (657, 78913), (1081, 47961), (1679, 30879), (3243, 15987), (3431, 15111), (5037, 10293), (5329, 9729)]