156811689

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{60289}}^1$

素因数の和:60329

約数の個数: 18

約数和(自身を含む): 240617390

約数和(自身を除く): 83805701

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 60289, 180867, 542601, 1024913, 3074739, 9224217, 17423521, 52270563, 156811689]

約数ペア:

[(1, 156811689), (3, 52270563), (9, 17423521), (17, 9224217), (51, 3074739), (153, 1024913), (289, 542601), (867, 180867), (2601, 60289)]