685536891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4649}}^1$

素因数の和:4883

約数の個数: 32

約数和(自身を含む): 1041600000

約数和(自身を除く): 356063109

約数列:

[1, 3, 13, 19, 39, 57, 199, 247, 597, 741, 2587, 3781, 4649, 7761, 11343, 13947, 49153, 60437, 88331, 147459, 181311, 264993, 925151, 1148303, 2775453, 3444909, 12026963, 17577869, 36080889, 52733607, 228512297, 685536891]

約数ペア:

[(1, 685536891), (3, 228512297), (13, 52733607), (19, 36080889), (39, 17577869), (57, 12026963), (199, 3444909), (247, 2775453), (597, 1148303), (741, 925151), (2587, 264993), (3781, 181311), (4649, 147459), (7761, 88331), (11343, 60437), (13947, 49153)]