206890947

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1627}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 304761600

約数和(自身を除く): 97870653

約数列:

[1, 3, 9, 71, 199, 213, 597, 639, 1627, 1791, 4881, 14129, 14643, 42387, 115517, 127161, 323773, 346551, 971319, 1039653, 2913957, 22987883, 68963649, 206890947]

約数ペア:

[(1, 206890947), (3, 68963649), (9, 22987883), (71, 2913957), (199, 1039653), (213, 971319), (597, 346551), (639, 323773), (1627, 127161), (1791, 115517), (4881, 42387), (14129, 14643)]