40339719

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14891}}^1$

素因数の和:14947

約数の個数: 24

約数和(自身を含む): 68145792

約数和(自身を除く): 27806073

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 14891, 44673, 104237, 134019, 312711, 640313, 938133, 1920939, 4482191, 5762817, 13446573, 40339719]

約数ペア:

[(1, 40339719), (3, 13446573), (7, 5762817), (9, 4482191), (21, 1920939), (43, 938133), (63, 640313), (129, 312711), (301, 134019), (387, 104237), (903, 44673), (2709, 14891)]