81210531

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{4957}}^1$

素因数の和:5130

約数の個数: 16

約数和(自身を含む): 111693824

約数和(自身を除く): 30483293

約数列:

[1, 3, 43, 127, 129, 381, 4957, 5461, 14871, 16383, 213151, 629539, 639453, 1888617, 27070177, 81210531]

約数ペア:

[(1, 81210531), (3, 27070177), (43, 1888617), (127, 639453), (129, 629539), (381, 213151), (4957, 16383), (5461, 14871)]