199890678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4651}}^1$

素因数の和:4717

約数の個数: 64

約数和(自身を含む): 468921600

約数和(自身を除く): 269030922

約数列:

[1, 2, 3, 6, 13, 19, 26, 29, 38, 39, 57, 58, 78, 87, 114, 174, 247, 377, 494, 551, 741, 754, 1102, 1131, 1482, 1653, 2262, 3306, 4651, 7163, 9302, 13953, 14326, 21489, 27906, 42978, 60463, 88369, 120926, 134879, 176738, 181389, 265107, 269758, 362778, 404637, 530214, 809274, 1148797, 1753427, 2297594, 2562701, 3446391, 3506854, 5125402, 5260281, 6892782, 7688103, 10520562, 15376206, 33315113, 66630226, 99945339, 199890678]

約数ペア:

[(1, 199890678), (2, 99945339), (3, 66630226), (6, 33315113), (13, 15376206), (19, 10520562), (26, 7688103), (29, 6892782), (38, 5260281), (39, 5125402), (57, 3506854), (58, 3446391), (78, 2562701), (87, 2297594), (114, 1753427), (174, 1148797), (247, 809274), (377, 530214), (494, 404637), (551, 362778), (741, 269758), (754, 265107), (1102, 181389), (1131, 176738), (1482, 134879), (1653, 120926), (2262, 88369), (3306, 60463), (4651, 42978), (7163, 27906), (9302, 21489), (13953, 14326)]