86820471

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{16661}}^1$

素因数の和:16863

約数の個数: 16

約数和(自身を含む): 129297120

約数和(自身を除く): 42476649

約数列:

[1, 3, 9, 27, 193, 579, 1737, 5211, 16661, 49983, 149949, 449847, 3215573, 9646719, 28940157, 86820471]

約数ペア:

[(1, 86820471), (3, 28940157), (9, 9646719), (27, 3215573), (193, 449847), (579, 149949), (1737, 49983), (5211, 16661)]