82720467

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{43151}}^1$

素因数の和:43231

約数の個数: 16

約数和(自身を含む): 124277760

約数和(自身を除く): 41557293

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 43151, 129453, 388359, 1165077, 3063721, 9191163, 27573489, 82720467]

約数ペア:

[(1, 82720467), (3, 27573489), (9, 9191163), (27, 3063721), (71, 1165077), (213, 388359), (639, 129453), (1917, 43151)]