1222947754

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 2233889280

約数和(自身を除く): 1010941526

約数列:

[1, 2, 7, 14, 37, 41, 74, 82, 89, 178, 259, 287, 518, 574, 623, 647, 1246, 1294, 1517, 3034, 3293, 3649, 4529, 6586, 7298, 9058, 10619, 21238, 23051, 23939, 25543, 26527, 46102, 47878, 51086, 53054, 57583, 115166, 135013, 167573, 185689, 270026, 335146, 371378, 403081, 806162, 945091, 981499, 1890182, 1962998, 2130571, 2360903, 4261142, 4721806, 6870493, 13740986, 14913997, 16526321, 29827994, 33052642, 87353411, 174706822, 611473877, 1222947754]

約数ペア:

[(1, 1222947754), (2, 611473877), (7, 174706822), (14, 87353411), (37, 33052642), (41, 29827994), (74, 16526321), (82, 14913997), (89, 13740986), (178, 6870493), (259, 4721806), (287, 4261142), (518, 2360903), (574, 2130571), (623, 1962998), (647, 1890182), (1246, 981499), (1294, 945091), (1517, 806162), (3034, 403081), (3293, 371378), (3649, 335146), (4529, 270026), (6586, 185689), (7298, 167573), (9058, 135013), (10619, 115166), (21238, 57583), (23051, 53054), (23939, 51086), (25543, 47878), (26527, 46102)]