2178735858

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{404819}}^1$

素因数の和:404863

約数の個数: 48

約数和(自身を含む): 5304761280

約数和(自身を除く): 3126025422

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 404819, 809638, 1214457, 2428914, 3643371, 5262647, 7286742, 9310837, 10525294, 15787941, 18621674, 27932511, 31575882, 47363823, 55865022, 83797533, 94727646, 121040881, 167595066, 242081762, 363122643, 726245286, 1089367929, 2178735858]

約数ペア:

[(1, 2178735858), (2, 1089367929), (3, 726245286), (6, 363122643), (9, 242081762), (13, 167595066), (18, 121040881), (23, 94727646), (26, 83797533), (39, 55865022), (46, 47363823), (69, 31575882), (78, 27932511), (117, 18621674), (138, 15787941), (207, 10525294), (234, 9310837), (299, 7286742), (414, 5262647), (598, 3643371), (897, 2428914), (1794, 1214457), (2691, 809638), (5382, 404819)]