291290068

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{523903}}^1$

素因数の和:524046

約数の個数: 12

約数和(自身を含む): 513425920

約数和(自身を除く): 222135852

約数列:

[1, 2, 4, 139, 278, 556, 523903, 1047806, 2095612, 72822517, 145645034, 291290068]

約数ペア:

[(1, 291290068), (2, 145645034), (4, 72822517), (139, 2095612), (278, 1047806), (556, 523903)]