68888886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 155561472

約数和(自身を除く): 86672586

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 71, 122, 142, 183, 213, 241, 366, 426, 482, 671, 723, 781, 1342, 1446, 1562, 2013, 2343, 2651, 4026, 4331, 4686, 5302, 7953, 8662, 12993, 14701, 15906, 17111, 25986, 29402, 34222, 44103, 47641, 51333, 88206, 95282, 102666, 142923, 161711, 188221, 285846, 323422, 376442, 485133, 564663, 970266, 1043771, 1129326, 2087542, 3131313, 6262626, 11481481, 22962962, 34444443, 68888886]

約数ペア:

[(1, 68888886), (2, 34444443), (3, 22962962), (6, 11481481), (11, 6262626), (22, 3131313), (33, 2087542), (61, 1129326), (66, 1043771), (71, 970266), (122, 564663), (142, 485133), (183, 376442), (213, 323422), (241, 285846), (366, 188221), (426, 161711), (482, 142923), (671, 102666), (723, 95282), (781, 88206), (1342, 51333), (1446, 47641), (1562, 44103), (2013, 34222), (2343, 29402), (2651, 25986), (4026, 17111), (4331, 15906), (4686, 14701), (5302, 12993), (7953, 8662)]