86682879

素因数分解:

$3^4\times {\mathrm{661}}^1\times {\mathrm{1619}}^1$

素因数の和:2292

約数の個数: 20

約数和(自身を含む): 129765240

約数和(自身を除く): 43082361

約数列:

[1, 3, 9, 27, 81, 661, 1619, 1983, 4857, 5949, 14571, 17847, 43713, 53541, 131139, 1070159, 3210477, 9631431, 28894293, 86682879]

約数ペア:

[(1, 86682879), (3, 28894293), (9, 9631431), (27, 3210477), (81, 1070159), (661, 131139), (1619, 53541), (1983, 43713), (4857, 17847), (5949, 14571)]