210653521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{947}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 231251328

約数和(自身を除く): 20597807

約数列:

[1, 13, 71, 241, 923, 947, 3133, 12311, 17111, 67237, 222443, 228227, 874081, 2966951, 16204117, 210653521]

約数ペア:

[(1, 210653521), (13, 16204117), (71, 2966951), (241, 874081), (923, 228227), (947, 222443), (3133, 67237), (12311, 17111)]