15978078

素因数分解:

$2^1\times 3^2\times {\mathrm{887671}}^1$

素因数の和:887679

約数の個数: 12

約数和(自身を含む): 34619208

約数和(自身を除く): 18641130

約数列:

[1, 2, 3, 6, 9, 18, 887671, 1775342, 2663013, 5326026, 7989039, 15978078]

約数ペア:

[(1, 15978078), (2, 7989039), (3, 5326026), (6, 2663013), (9, 1775342), (18, 887671)]