280147236

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{542921}}^1$

素因数の和:542971

約数の個数: 24

約数和(自身を含む): 668879904

約数和(自身を除く): 388732668

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 542921, 1085842, 1628763, 2171684, 3257526, 6515052, 23345603, 46691206, 70036809, 93382412, 140073618, 280147236]

約数ペア:

[(1, 280147236), (2, 140073618), (3, 93382412), (4, 70036809), (6, 46691206), (12, 23345603), (43, 6515052), (86, 3257526), (129, 2171684), (172, 1628763), (258, 1085842), (516, 542921)]