1556079356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{1789}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 3010207200

約数和(自身を除く): 1454127844

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 389, 559, 778, 1118, 1556, 1789, 2236, 3578, 5057, 7156, 10114, 16727, 20228, 23257, 33454, 46514, 66908, 76927, 93028, 153854, 217451, 307708, 434902, 695921, 869804, 1000051, 1391842, 2000102, 2783684, 4000204, 9046973, 18093946, 29924603, 36187892, 59849206, 119698412, 389019839, 778039678, 1556079356]

約数ペア:

[(1, 1556079356), (2, 778039678), (4, 389019839), (13, 119698412), (26, 59849206), (43, 36187892), (52, 29924603), (86, 18093946), (172, 9046973), (389, 4000204), (559, 2783684), (778, 2000102), (1118, 1391842), (1556, 1000051), (1789, 869804), (2236, 695921), (3578, 434902), (5057, 307708), (7156, 217451), (10114, 153854), (16727, 93028), (20228, 76927), (23257, 66908), (33454, 46514)]