208121133

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{20543}}^1$

素因数の和:20864

約数の個数: 16

約数和(自身を含む): 303722496

約数和(自身を除く): 95601363

約数列:

[1, 3, 11, 33, 307, 921, 3377, 10131, 20543, 61629, 225973, 677919, 6306701, 18920103, 69373711, 208121133]

約数ペア:

[(1, 208121133), (3, 69373711), (11, 18920103), (33, 6306701), (307, 677919), (921, 225973), (3377, 61629), (10131, 20543)]