8204787

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 12840960

約数和(自身を除く): 4636173

約数列:

[1, 3, 9, 27, 37, 43, 111, 129, 191, 333, 387, 573, 999, 1161, 1591, 1719, 4773, 5157, 7067, 8213, 14319, 21201, 24639, 42957, 63603, 73917, 190809, 221751, 303881, 911643, 2734929, 8204787]

約数ペア:

[(1, 8204787), (3, 2734929), (9, 911643), (27, 303881), (37, 221751), (43, 190809), (111, 73917), (129, 63603), (191, 42957), (333, 24639), (387, 21201), (573, 14319), (999, 8213), (1161, 7067), (1591, 5157), (1719, 4773)]