156720078

素因数分解:

$2^1\times 3^2\times {\mathrm{8706671}}^1$

素因数の和:8706679

約数の個数: 12

約数和(自身を含む): 339560208

約数和(自身を除く): 182840130

約数列:

[1, 2, 3, 6, 9, 18, 8706671, 17413342, 26120013, 52240026, 78360039, 156720078]

約数ペア:

[(1, 156720078), (2, 78360039), (3, 52240026), (6, 26120013), (9, 17413342), (18, 8706671)]