13217512

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 31680000

約数和(自身を除く): 18462488

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 56, 77, 86, 88, 154, 172, 301, 308, 344, 473, 499, 602, 616, 946, 998, 1204, 1892, 1996, 2408, 3311, 3493, 3784, 3992, 5489, 6622, 6986, 10978, 13244, 13972, 21457, 21956, 26488, 27944, 38423, 42914, 43912, 76846, 85828, 150199, 153692, 171656, 236027, 300398, 307384, 472054, 600796, 944108, 1201592, 1652189, 1888216, 3304378, 6608756, 13217512]

約数ペア:

[(1, 13217512), (2, 6608756), (4, 3304378), (7, 1888216), (8, 1652189), (11, 1201592), (14, 944108), (22, 600796), (28, 472054), (43, 307384), (44, 300398), (56, 236027), (77, 171656), (86, 153692), (88, 150199), (154, 85828), (172, 76846), (301, 43912), (308, 42914), (344, 38423), (473, 27944), (499, 26488), (602, 21956), (616, 21457), (946, 13972), (998, 13244), (1204, 10978), (1892, 6986), (1996, 6622), (2408, 5489), (3311, 3992), (3493, 3784)]