80847639

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{4397}}^1$

素因数の和:4636

約数の個数: 20

約数和(自身を含む): 121332024

約数和(自身を除く): 40484385

約数列:

[1, 3, 9, 27, 81, 227, 681, 2043, 4397, 6129, 13191, 18387, 39573, 118719, 356157, 998119, 2994357, 8983071, 26949213, 80847639]

約数ペア:

[(1, 80847639), (3, 26949213), (9, 8983071), (27, 2994357), (81, 998119), (227, 356157), (681, 118719), (2043, 39573), (4397, 18387), (6129, 13191)]