196389621

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{307339}}^1$

素因数の和:307416

約数の個数: 12

約数和(自身を含む): 287670240

約数和(自身を除く): 91280619

約数列:

[1, 3, 9, 71, 213, 639, 307339, 922017, 2766051, 21821069, 65463207, 196389621]

約数ペア:

[(1, 196389621), (3, 65463207), (9, 21821069), (71, 2766051), (213, 922017), (639, 307339)]