68803749

素因数分解:

$3^6\times 7^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 56

約数和(自身を含む): 119967680

約数和(自身を除く): 51163931

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 97, 139, 189, 243, 291, 417, 567, 679, 729, 873, 973, 1251, 1701, 2037, 2619, 2919, 3753, 5103, 6111, 7857, 8757, 11259, 13483, 18333, 23571, 26271, 33777, 40449, 54999, 70713, 78813, 94381, 101331, 121347, 164997, 236439, 283143, 364041, 494991, 709317, 849429, 1092123, 2548287, 3276369, 7644861, 9829107, 22934583, 68803749]

約数ペア:

[(1, 68803749), (3, 22934583), (7, 9829107), (9, 7644861), (21, 3276369), (27, 2548287), (63, 1092123), (81, 849429), (97, 709317), (139, 494991), (189, 364041), (243, 283143), (291, 236439), (417, 164997), (567, 121347), (679, 101331), (729, 94381), (873, 78813), (973, 70713), (1251, 54999), (1701, 40449), (2037, 33777), (2619, 26271), (2919, 23571), (3753, 18333), (5103, 13483), (6111, 11259), (7857, 8757)]