217706301

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{83701}}^1$

素因数の和:83741

約数の個数: 18

約数和(自身を含む): 334054682

約数和(自身を除く): 116348381

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 83701, 251103, 753309, 1422917, 4268751, 12806253, 24189589, 72568767, 217706301]

約数ペア:

[(1, 217706301), (3, 72568767), (9, 24189589), (17, 12806253), (51, 4268751), (153, 1422917), (289, 753309), (867, 251103), (2601, 83701)]