156972078

素因数分解:

$2^1\times 3^2\times {\mathrm{8720671}}^1$

素因数の和:8720679

約数の個数: 12

約数和(自身を含む): 340106208

約数和(自身を除く): 183134130

約数列:

[1, 2, 3, 6, 9, 18, 8720671, 17441342, 26162013, 52324026, 78486039, 156972078]

約数ペア:

[(1, 156972078), (2, 78486039), (3, 52324026), (6, 26162013), (9, 17441342), (18, 8720671)]