161199747

素因数分解:

$3^3\times {\mathrm{1871}}^1\times {\mathrm{3191}}^1$

素因数の和:5071

約数の個数: 16

約数和(自身を含む): 239016960

約数和(自身を除く): 77817213

約数列:

[1, 3, 9, 27, 1871, 3191, 5613, 9573, 16839, 28719, 50517, 86157, 5970361, 17911083, 53733249, 161199747]

約数ペア:

[(1, 161199747), (3, 53733249), (9, 17911083), (27, 5970361), (1871, 86157), (3191, 50517), (5613, 28719), (9573, 16839)]