78931278

素因数分解:

$2^1\times 3^2\times {\mathrm{4385071}}^1$

素因数の和:4385079

約数の個数: 12

約数和(自身を含む): 171017808

約数和(自身を除く): 92086530

約数列:

[1, 2, 3, 6, 9, 18, 4385071, 8770142, 13155213, 26310426, 39465639, 78931278]

約数ペア:

[(1, 78931278), (2, 39465639), (3, 26310426), (6, 13155213), (9, 8770142), (18, 4385071)]