9540839

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 12519936

約数和(自身を除く): 2979097

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 571, 1519, 2387, 3997, 6281, 16709, 17701, 27979, 43967, 123907, 194711, 307769, 867349, 1362977, 9540839]

約数ペア:

[(1, 9540839), (7, 1362977), (11, 867349), (31, 307769), (49, 194711), (77, 123907), (217, 43967), (341, 27979), (539, 17701), (571, 16709), (1519, 6281), (2387, 3997)]