28185087278

素因数分解:

$2^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{797}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 44267032656

約数和(自身を除く): 16081945378

約数列:

[1, 2, 43, 73, 86, 131, 146, 262, 797, 1594, 1849, 3139, 3698, 5633, 6278, 9563, 11266, 19126, 34271, 58181, 68542, 104407, 116362, 134977, 208814, 242219, 269954, 411209, 484438, 822418, 1473653, 2501783, 2947306, 4489501, 5003566, 7621711, 8979002, 15243422, 17681987, 35363974, 107576669, 193048543, 215153338, 327733573, 386097086, 655467146, 14092543639, 28185087278]

約数ペア:

[(1, 28185087278), (2, 14092543639), (43, 655467146), (73, 386097086), (86, 327733573), (131, 215153338), (146, 193048543), (262, 107576669), (797, 35363974), (1594, 17681987), (1849, 15243422), (3139, 8979002), (3698, 7621711), (5633, 5003566), (6278, 4489501), (9563, 2947306), (11266, 2501783), (19126, 1473653), (34271, 822418), (58181, 484438), (68542, 411209), (104407, 269954), (116362, 242219), (134977, 208814)]