204772321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{1087}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 226530304

約数和(自身を除く): 21757983

約数列:

[1, 13, 43, 337, 559, 1087, 4381, 14131, 14491, 46741, 188383, 366319, 607633, 4762147, 15751717, 204772321]

約数ペア:

[(1, 204772321), (13, 15751717), (43, 4762147), (337, 607633), (559, 366319), (1087, 188383), (4381, 46741), (14131, 14491)]