17779257

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1314

約数の個数: 20

約数和(自身を含む): 26716800

約数和(自身を除く): 8937543

約数列:

[1, 3, 9, 27, 81, 199, 597, 1103, 1791, 3309, 5373, 9927, 16119, 29781, 89343, 219497, 658491, 1975473, 5926419, 17779257]

約数ペア:

[(1, 17779257), (3, 5926419), (9, 1975473), (27, 658491), (81, 219497), (199, 89343), (597, 29781), (1103, 16119), (1791, 9927), (3309, 5373)]