7140717

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:654

約数の個数: 20

約数和(自身を含む): 10744800

約数和(自身を除く): 3604083

約数列:

[1, 3, 9, 27, 81, 199, 443, 597, 1329, 1791, 3987, 5373, 11961, 16119, 35883, 88157, 264471, 793413, 2380239, 7140717]

約数ペア:

[(1, 7140717), (3, 2380239), (9, 793413), (27, 264471), (81, 88157), (199, 35883), (443, 16119), (597, 11961), (1329, 5373), (1791, 3987)]