131717288

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{129643}}^1$

素因数の和:129776

約数の個数: 16

約数和(自身を含む): 248916480

約数和(自身を除く): 117199192

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 129643, 259286, 518572, 1037144, 16464661, 32929322, 65858644, 131717288]

約数ペア:

[(1, 131717288), (2, 65858644), (4, 32929322), (8, 16464661), (127, 1037144), (254, 518572), (508, 259286), (1016, 129643)]