161019964

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{250031}}^1$

素因数の和:250065

約数の個数: 24

約数和(自身を含む): 336043008

約数和(自身を除く): 175023044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 250031, 500062, 1000124, 1750217, 3500434, 5750713, 7000868, 11501426, 23002852, 40254991, 80509982, 161019964]

約数ペア:

[(1, 161019964), (2, 80509982), (4, 40254991), (7, 23002852), (14, 11501426), (23, 7000868), (28, 5750713), (46, 3500434), (92, 1750217), (161, 1000124), (322, 500062), (644, 250031)]