27937719

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{43721}}^1$

素因数の和:43798

約数の個数: 12

約数和(自身を含む): 40923792

約数和(自身を除く): 12986073

約数列:

[1, 3, 9, 71, 213, 639, 43721, 131163, 393489, 3104191, 9312573, 27937719]

約数ペア:

[(1, 27937719), (3, 9312573), (9, 3104191), (71, 393489), (213, 131163), (639, 43721)]