56508907

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 80640000

約数和(自身を除く): 24131093

約数列:

[1, 7, 13, 19, 23, 29, 49, 91, 133, 161, 203, 247, 299, 343, 377, 437, 551, 637, 667, 931, 1127, 1421, 1729, 2093, 2639, 3059, 3857, 4459, 4669, 5681, 6517, 7163, 7889, 8671, 9947, 12103, 12673, 14651, 18473, 21413, 26999, 32683, 39767, 50141, 60697, 84721, 88711, 102557, 129311, 149891, 164749, 188993, 228781, 278369, 350987, 424879, 620977, 1153243, 1948583, 2456909, 2974153, 4346839, 8072701, 56508907]

約数ペア:

[(1, 56508907), (7, 8072701), (13, 4346839), (19, 2974153), (23, 2456909), (29, 1948583), (49, 1153243), (91, 620977), (133, 424879), (161, 350987), (203, 278369), (247, 228781), (299, 188993), (343, 164749), (377, 149891), (437, 129311), (551, 102557), (637, 88711), (667, 84721), (931, 60697), (1127, 50141), (1421, 39767), (1729, 32683), (2093, 26999), (2639, 21413), (3059, 18473), (3857, 14651), (4459, 12673), (4669, 12103), (5681, 9947), (6517, 8671), (7163, 7889)]