68308268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128399}}^1$

素因数の和:128429

約数の個数: 24

約数和(自身を含む): 143808000

約数和(自身を除く): 75499732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 128399, 256798, 513596, 898793, 1797586, 2439581, 3595172, 4879162, 9758324, 17077067, 34154134, 68308268]

約数ペア:

[(1, 68308268), (2, 34154134), (4, 17077067), (7, 9758324), (14, 4879162), (19, 3595172), (28, 2439581), (38, 1797586), (76, 898793), (133, 513596), (266, 256798), (532, 128399)]