166820878

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{27143}}^1$

素因数の和:27591

約数の個数: 16

約数和(自身を含む): 286640640

約数和(自身を除く): 119819762

約数列:

[1, 2, 7, 14, 439, 878, 3073, 6146, 27143, 54286, 190001, 380002, 11915777, 23831554, 83410439, 166820878]

約数ペア:

[(1, 166820878), (2, 83410439), (7, 23831554), (14, 11915777), (439, 380002), (878, 190001), (3073, 54286), (6146, 27143)]