281029388626

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{1490129}}^1$

素因数の和:1490866

約数の個数: 32

約数和(自身を含む): 507836304000

約数和(自身を除く): 226806915374

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 709, 1418, 4963, 9926, 13471, 26942, 94297, 188594, 1490129, 2980258, 10430903, 20861806, 28312451, 56624902, 198187157, 396374314, 1056501461, 2113002922, 7395510227, 14791020454, 20073527759, 40147055518, 140514694313, 281029388626]

約数ペア:

[(1, 281029388626), (2, 140514694313), (7, 40147055518), (14, 20073527759), (19, 14791020454), (38, 7395510227), (133, 2113002922), (266, 1056501461), (709, 396374314), (1418, 198187157), (4963, 56624902), (9926, 28312451), (13471, 20861806), (26942, 10430903), (94297, 2980258), (188594, 1490129)]