208534719

素因数分解:

$3^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1\times {\mathrm{907}}^1$

素因数の和:1526

約数の個数: 16

約数和(自身を含む): 280593792

約数和(自身を除く): 72059073

約数列:

[1, 3, 173, 443, 519, 907, 1329, 2721, 76639, 156911, 229917, 401801, 470733, 1205403, 69511573, 208534719]

約数ペア:

[(1, 208534719), (3, 69511573), (173, 1205403), (443, 470733), (519, 401801), (907, 229917), (1329, 156911), (2721, 76639)]