209806129

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{2143}}^1$

素因数の和:2616

約数の個数: 16

約数和(自身を含む): 239887872

約数和(自身を除く): 30081743

約数列:

[1, 13, 17, 221, 443, 2143, 5759, 7531, 27859, 36431, 97903, 473603, 949349, 12341537, 16138933, 209806129]

約数ペア:

[(1, 209806129), (13, 16138933), (17, 12341537), (221, 949349), (443, 473603), (2143, 97903), (5759, 36431), (7531, 27859)]