205991278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{14057}}^1$

素因数の和:14507

約数の個数: 16

約数和(自身を含む): 327945024

約数和(自身を除く): 121953746

約数列:

[1, 2, 17, 34, 431, 862, 7327, 14057, 14654, 28114, 238969, 477938, 6058567, 12117134, 102995639, 205991278]

約数ペア:

[(1, 205991278), (2, 102995639), (17, 12117134), (34, 6058567), (431, 477938), (862, 238969), (7327, 28114), (14057, 14654)]