2561894811

素因数分解:

$3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26423}}^1$

素因数の和:26467

約数の個数: 56

約数和(自身を含む): 4621029120

約数和(自身を除く): 2059134309

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 729, 1197, 1539, 1701, 3591, 4617, 5103, 10773, 13851, 26423, 32319, 79269, 96957, 184961, 237807, 502037, 554883, 713421, 1506111, 1664649, 2140263, 3514259, 4518333, 4993947, 6420789, 10542777, 13554999, 14981841, 19262367, 31628331, 40664997, 44945523, 94884993, 121994991, 134836569, 284654979, 365984973, 853964937, 2561894811]

約数ペア:

[(1, 2561894811), (3, 853964937), (7, 365984973), (9, 284654979), (19, 134836569), (21, 121994991), (27, 94884993), (57, 44945523), (63, 40664997), (81, 31628331), (133, 19262367), (171, 14981841), (189, 13554999), (243, 10542777), (399, 6420789), (513, 4993947), (567, 4518333), (729, 3514259), (1197, 2140263), (1539, 1664649), (1701, 1506111), (3591, 713421), (4617, 554883), (5103, 502037), (10773, 237807), (13851, 184961), (26423, 96957), (32319, 79269)]