81495646

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{4519}}^1$

素因数の和:4719

約数の個数: 16

約数和(自身を含む): 124968960

約数和(自身を除く): 43473314

約数列:

[1, 2, 71, 127, 142, 254, 4519, 9017, 9038, 18034, 320849, 573913, 641698, 1147826, 40747823, 81495646]

約数ペア:

[(1, 81495646), (2, 40747823), (71, 1147826), (127, 641698), (142, 573913), (254, 320849), (4519, 18034), (9017, 9038)]