2688291

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 4160000

約数和(自身を除く): 1471709

約数列:

[1, 3, 9, 19, 57, 79, 171, 199, 237, 597, 711, 1501, 1791, 3781, 4503, 11343, 13509, 15721, 34029, 47163, 141489, 298699, 896097, 2688291]

約数ペア:

[(1, 2688291), (3, 896097), (9, 298699), (19, 141489), (57, 47163), (79, 34029), (171, 15721), (199, 13509), (237, 11343), (597, 4503), (711, 3781), (1501, 1791)]