28287812

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{3187}}^1$

素因数の和:3515

約数の個数: 24

約数和(自身を含む): 56771904

約数和(自身を除く): 28484092

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 3187, 4438, 6374, 8876, 12748, 22309, 44618, 89236, 1010279, 2020558, 4041116, 7071953, 14143906, 28287812]

約数ペア:

[(1, 28287812), (2, 14143906), (4, 7071953), (7, 4041116), (14, 2020558), (28, 1010279), (317, 89236), (634, 44618), (1268, 22309), (2219, 12748), (3187, 8876), (4438, 6374)]