81270754

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1\times {\mathrm{1361}}^1$

素因数の和:1845

約数の個数: 16

約数和(自身を含む): 123969240

約数和(自身を除く): 42698486

約数列:

[1, 2, 73, 146, 409, 818, 1361, 2722, 29857, 59714, 99353, 198706, 556649, 1113298, 40635377, 81270754]

約数ペア:

[(1, 81270754), (2, 40635377), (73, 1113298), (146, 556649), (409, 198706), (818, 99353), (1361, 59714), (2722, 29857)]