26848881

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 42240000

約数和(自身を除く): 15391119

約数列:

[1, 3, 9, 19, 27, 57, 171, 199, 263, 513, 597, 789, 1791, 2367, 3781, 4997, 5373, 7101, 11343, 14991, 34029, 44973, 52337, 102087, 134919, 157011, 471033, 994403, 1413099, 2983209, 8949627, 26848881]

約数ペア:

[(1, 26848881), (3, 8949627), (9, 2983209), (19, 1413099), (27, 994403), (57, 471033), (171, 157011), (199, 134919), (263, 102087), (513, 52337), (597, 44973), (789, 34029), (1791, 14991), (2367, 11343), (3781, 7101), (4997, 5373)]