51396478

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 91065024

約数和(自身を除く): 39668546

約数列:

[1, 2, 7, 14, 37, 74, 259, 313, 317, 518, 626, 634, 2191, 2219, 4382, 4438, 11581, 11729, 23162, 23458, 81067, 82103, 99221, 162134, 164206, 198442, 694547, 1389094, 3671177, 7342354, 25698239, 51396478]

約数ペア:

[(1, 51396478), (2, 25698239), (7, 7342354), (14, 3671177), (37, 1389094), (74, 694547), (259, 198442), (313, 164206), (317, 162134), (518, 99221), (626, 82103), (634, 81067), (2191, 23458), (2219, 23162), (4382, 11729), (4438, 11581)]