217435797

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{83597}}^1$

素因数の和:83637

約数の個数: 18

約数和(自身を含む): 333639618

約数和(自身を除く): 116203821

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 83597, 250791, 752373, 1421149, 4263447, 12790341, 24159533, 72478599, 217435797]

約数ペア:

[(1, 217435797), (3, 72478599), (9, 24159533), (17, 12790341), (51, 4263447), (153, 1421149), (289, 752373), (867, 250791), (2601, 83597)]