77891278

素因数分解:

$2^1\times {\mathrm{103}}^2\times {\mathrm{3671}}^1$

素因数の和:3879

約数の個数: 12

約数和(自身を含む): 118014408

約数和(自身を除く): 40123130

約数列:

[1, 2, 103, 206, 3671, 7342, 10609, 21218, 378113, 756226, 38945639, 77891278]

約数ペア:

[(1, 77891278), (2, 38945639), (103, 756226), (206, 378113), (3671, 21218), (7342, 10609)]