81176643

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{127037}}^1$

素因数の和:127114

約数の個数: 12

約数和(自身を含む): 118907568

約数和(自身を除く): 37730925

約数列:

[1, 3, 9, 71, 213, 639, 127037, 381111, 1143333, 9019627, 27058881, 81176643]

約数ペア:

[(1, 81176643), (3, 27058881), (9, 9019627), (71, 1143333), (213, 381111), (639, 127037)]