78397218

素因数分解:

$2^1\times 3^2\times {\mathrm{4355401}}^1$

素因数の和:4355409

約数の個数: 12

約数和(自身を含む): 169860678

約数和(自身を除く): 91463460

約数列:

[1, 2, 3, 6, 9, 18, 4355401, 8710802, 13066203, 26132406, 39198609, 78397218]

約数ペア:

[(1, 78397218), (2, 39198609), (3, 26132406), (6, 13066203), (9, 8710802), (18, 4355401)]