51197307

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{9413}}^1$

素因数の和:9467

約数の個数: 24

約数和(自身を含む): 81562896

約数和(自身を除く): 30365589

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 9413, 28239, 65891, 197673, 348281, 461237, 1044843, 1383711, 2437967, 7313901, 17065769, 51197307]

約数ペア:

[(1, 51197307), (3, 17065769), (7, 7313901), (21, 2437967), (37, 1383711), (49, 1044843), (111, 461237), (147, 348281), (259, 197673), (777, 65891), (1813, 28239), (5439, 9413)]