128820012

素因数分解:

$2^2\times 3^1\times {\mathrm{10735001}}^1$

素因数の和:10735008

約数の個数: 12

約数和(自身を含む): 300580056

約数和(自身を除く): 171760044

約数列:

[1, 2, 3, 4, 6, 12, 10735001, 21470002, 32205003, 42940004, 64410006, 128820012]

約数ペア:

[(1, 128820012), (2, 64410006), (3, 42940004), (4, 32205003), (6, 21470002), (12, 10735001)]