210957969

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{52127}}^1$

素因数の和:52220

約数の個数: 16

約数和(自身を含む): 300257280

約数和(自身を除く): 89299311

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 52127, 156381, 990413, 2971239, 3701017, 11103051, 70319323, 210957969]

約数ペア:

[(1, 210957969), (3, 70319323), (19, 11103051), (57, 3701017), (71, 2971239), (213, 990413), (1349, 156381), (4047, 52127)]