1280455862

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{12953}}^1$

素因数の和:13292

約数の個数: 32

約数和(自身を含む): 2298143232

約数和(自身を除く): 1017687370

約数列:

[1, 2, 7, 14, 23, 46, 161, 307, 322, 614, 2149, 4298, 7061, 12953, 14122, 25906, 49427, 90671, 98854, 181342, 297919, 595838, 2085433, 3976571, 4170866, 7953142, 27835997, 55671994, 91461133, 182922266, 640227931, 1280455862]

約数ペア:

[(1, 1280455862), (2, 640227931), (7, 182922266), (14, 91461133), (23, 55671994), (46, 27835997), (161, 7953142), (307, 4170866), (322, 3976571), (614, 2085433), (2149, 595838), (4298, 297919), (7061, 181342), (12953, 98854), (14122, 90671), (25906, 49427)]