199989779878

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1\times {\mathrm{182339}}^1$

素因数の和:183004

約数の個数: 32

約数和(自身を含む): 345716640000

約数和(自身を除く): 145726860122

約数列:

[1, 2, 7, 14, 157, 314, 499, 998, 1099, 2198, 3493, 6986, 78343, 156686, 182339, 364678, 548401, 1096802, 1276373, 2552746, 28627223, 57254446, 90987161, 181974322, 200390561, 400781122, 636910127, 1273820254, 14284984277, 28569968554, 99994889939, 199989779878]

約数ペア:

[(1, 199989779878), (2, 99994889939), (7, 28569968554), (14, 14284984277), (157, 1273820254), (314, 636910127), (499, 400781122), (998, 200390561), (1099, 181974322), (2198, 90987161), (3493, 57254446), (6986, 28627223), (78343, 2552746), (156686, 1276373), (182339, 1096802), (364678, 548401)]