200721261

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{302747}}^1$

素因数の和:302780

約数の個数: 16

約数和(自身を含む): 305169984

約数和(自身を除く): 104448723

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 302747, 908241, 3935711, 5146699, 11807133, 15440097, 66907087, 200721261]

約数ペア:

[(1, 200721261), (3, 66907087), (13, 15440097), (17, 11807133), (39, 5146699), (51, 3935711), (221, 908241), (663, 302747)]