78813724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1791221}}^1$

素因数の和:1791236

約数の個数: 12

約数和(自身を含む): 150462648

約数和(自身を除く): 71648924

約数列:

[1, 2, 4, 11, 22, 44, 1791221, 3582442, 7164884, 19703431, 39406862, 78813724]

約数ペア:

[(1, 78813724), (2, 39406862), (4, 19703431), (11, 7164884), (22, 3582442), (44, 1791221)]