820199286

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{36541}}^1$

素因数の和:36621

約数の個数: 48

約数和(自身を含む): 1881182160

約数和(自身を除く): 1060982874

約数列:

[1, 2, 3, 6, 9, 18, 29, 43, 58, 86, 87, 129, 174, 258, 261, 387, 522, 774, 1247, 2494, 3741, 7482, 11223, 22446, 36541, 73082, 109623, 219246, 328869, 657738, 1059689, 1571263, 2119378, 3142526, 3179067, 4713789, 6358134, 9427578, 9537201, 14141367, 19074402, 28282734, 45566627, 91133254, 136699881, 273399762, 410099643, 820199286]

約数ペア:

[(1, 820199286), (2, 410099643), (3, 273399762), (6, 136699881), (9, 91133254), (18, 45566627), (29, 28282734), (43, 19074402), (58, 14141367), (86, 9537201), (87, 9427578), (129, 6358134), (174, 4713789), (258, 3179067), (261, 3142526), (387, 2119378), (522, 1571263), (774, 1059689), (1247, 657738), (2494, 328869), (3741, 219246), (7482, 109623), (11223, 73082), (22446, 36541)]