27891563

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4877}}^1$

素因数の和:4946

約数の個数: 16

約数和(自身を含む): 34341120

約数和(自身を除く): 6449557

約数列:

[1, 7, 19, 43, 133, 301, 817, 4877, 5719, 34139, 92663, 209711, 648641, 1467977, 3984509, 27891563]

約数ペア:

[(1, 27891563), (7, 3984509), (19, 1467977), (43, 648641), (133, 209711), (301, 92663), (817, 34139), (4877, 5719)]