81648794

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{3967}}^1$

素因数の和:4261

約数の個数: 16

約数和(自身を含む): 125991936

約数和(自身を除く): 44343142

約数列:

[1, 2, 41, 82, 251, 502, 3967, 7934, 10291, 20582, 162647, 325294, 995717, 1991434, 40824397, 81648794]

約数ペア:

[(1, 81648794), (2, 40824397), (41, 1991434), (82, 995717), (251, 325294), (502, 162647), (3967, 20582), (7934, 10291)]