208351

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 16

約数和(自身を含む): 258048

約数和(自身を除く): 49697

約数列:

[1, 11, 13, 31, 47, 143, 341, 403, 517, 611, 1457, 4433, 6721, 16027, 18941, 208351]

約数ペア:

[(1, 208351), (11, 18941), (13, 16027), (31, 6721), (47, 4433), (143, 1457), (341, 611), (403, 517)]