80546643

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 127776000

約数和(自身を除く): 47229357

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 199, 263, 513, 597, 789, 1539, 1791, 2367, 3781, 4997, 5373, 7101, 11343, 14991, 16119, 21303, 34029, 44973, 52337, 102087, 134919, 157011, 306261, 404757, 471033, 994403, 1413099, 2983209, 4239297, 8949627, 26848881, 80546643]

約数ペア:

[(1, 80546643), (3, 26848881), (9, 8949627), (19, 4239297), (27, 2983209), (57, 1413099), (81, 994403), (171, 471033), (199, 404757), (263, 306261), (513, 157011), (597, 134919), (789, 102087), (1539, 52337), (1791, 44973), (2367, 34029), (3781, 21303), (4997, 16119), (5373, 14991), (7101, 11343)]