80235009

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 121440000

約数和(自身を除く): 41204991

約数列:

[1, 3, 9, 27, 109, 137, 199, 327, 411, 597, 981, 1233, 1791, 2943, 3699, 5373, 14933, 21691, 27263, 44799, 65073, 81789, 134397, 195219, 245367, 403191, 585657, 736101, 2971667, 8915001, 26745003, 80235009]

約数ペア:

[(1, 80235009), (3, 26745003), (9, 8915001), (27, 2971667), (109, 736101), (137, 585657), (199, 403191), (327, 245367), (411, 195219), (597, 134397), (981, 81789), (1233, 65073), (1791, 44799), (2943, 27263), (3699, 21691), (5373, 14933)]