81334022

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^3$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 164659320

約数和(自身を除く): 83325298

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 121, 133, 154, 209, 242, 266, 361, 418, 539, 722, 847, 931, 1078, 1463, 1694, 1862, 2299, 2527, 2926, 3971, 4598, 5054, 5929, 6859, 7942, 10241, 11858, 13718, 16093, 17689, 20482, 27797, 32186, 35378, 43681, 48013, 55594, 75449, 87362, 96026, 112651, 150898, 194579, 225302, 305767, 336091, 389158, 528143, 611534, 672182, 829939, 1056286, 1659878, 2140369, 3697001, 4280738, 5809573, 7394002, 11619146, 40667011, 81334022]

約数ペア:

[(1, 81334022), (2, 40667011), (7, 11619146), (11, 7394002), (14, 5809573), (19, 4280738), (22, 3697001), (38, 2140369), (49, 1659878), (77, 1056286), (98, 829939), (121, 672182), (133, 611534), (154, 528143), (209, 389158), (242, 336091), (266, 305767), (361, 225302), (418, 194579), (539, 150898), (722, 112651), (847, 96026), (931, 87362), (1078, 75449), (1463, 55594), (1694, 48013), (1862, 43681), (2299, 35378), (2527, 32186), (2926, 27797), (3971, 20482), (4598, 17689), (5054, 16093), (5929, 13718), (6859, 11858), (7942, 10241)]