38406984889

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 49142499840

約数和(自身を除く): 10735514951

約数列:

[1, 7, 13, 41, 91, 157, 173, 287, 379, 533, 1099, 1211, 2041, 2249, 2653, 3731, 4927, 6437, 7093, 14287, 15539, 15743, 27161, 34489, 45059, 49651, 59503, 65567, 83681, 92209, 108773, 190127, 202007, 353093, 416521, 458969, 585767, 645463, 773539, 852371, 1113601, 1414049, 2439623, 2471651, 2688247, 5414773, 5966597, 7795207, 10294019, 14476813, 17077361, 18817729, 31715099, 34947211, 72058133, 101337691, 133822247, 222005693, 244630477, 422054779, 936755729, 2954383453, 5486712127, 38406984889]

約数ペア:

[(1, 38406984889), (7, 5486712127), (13, 2954383453), (41, 936755729), (91, 422054779), (157, 244630477), (173, 222005693), (287, 133822247), (379, 101337691), (533, 72058133), (1099, 34947211), (1211, 31715099), (2041, 18817729), (2249, 17077361), (2653, 14476813), (3731, 10294019), (4927, 7795207), (6437, 5966597), (7093, 5414773), (14287, 2688247), (15539, 2471651), (15743, 2439623), (27161, 1414049), (34489, 1113601), (45059, 852371), (49651, 773539), (59503, 645463), (65567, 585767), (83681, 458969), (92209, 416521), (108773, 353093), (190127, 202007)]