205750867

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{81421}}^1$

素因数の和:81466

約数の個数: 12

約数和(自身を含む): 248174256

約数和(自身を除く): 42423389

約数列:

[1, 7, 19, 133, 361, 2527, 81421, 569947, 1546999, 10828993, 29392981, 205750867]

約数ペア:

[(1, 205750867), (7, 29392981), (19, 10828993), (133, 1546999), (361, 569947), (2527, 81421)]