209216799

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{68171}}^1$

素因数の和:68219

約数の個数: 24

約数和(自身を含む): 340314624

約数和(自身を除く): 131097825

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 68171, 204513, 613539, 749881, 2113301, 2249643, 6339903, 6748929, 19019709, 23246311, 69738933, 209216799]

約数ペア:

[(1, 209216799), (3, 69738933), (9, 23246311), (11, 19019709), (31, 6748929), (33, 6339903), (93, 2249643), (99, 2113301), (279, 749881), (341, 613539), (1023, 204513), (3069, 68171)]