12763905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 26155008

約数和(自身を除く): 13391103

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 43, 55, 77, 105, 129, 165, 215, 231, 257, 301, 385, 473, 645, 771, 903, 1155, 1285, 1419, 1505, 1799, 2365, 2827, 3311, 3855, 4515, 5397, 7095, 8481, 8995, 9933, 11051, 14135, 16555, 19789, 26985, 33153, 42405, 49665, 55255, 59367, 77357, 98945, 121561, 165765, 232071, 296835, 364683, 386785, 607805, 850927, 1160355, 1823415, 2552781, 4254635, 12763905]

約数ペア:

[(1, 12763905), (3, 4254635), (5, 2552781), (7, 1823415), (11, 1160355), (15, 850927), (21, 607805), (33, 386785), (35, 364683), (43, 296835), (55, 232071), (77, 165765), (105, 121561), (129, 98945), (165, 77357), (215, 59367), (231, 55255), (257, 49665), (301, 42405), (385, 33153), (473, 26985), (645, 19789), (771, 16555), (903, 14135), (1155, 11051), (1285, 9933), (1419, 8995), (1505, 8481), (1799, 7095), (2365, 5397), (2827, 4515), (3311, 3855)]