128728082

素因数分解:

$2^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{17581}}^1$

素因数の和:18113

約数の個数: 16

約数和(自身を含む): 221111232

約数和(自身を除く): 92383150

約数列:

[1, 2, 7, 14, 523, 1046, 3661, 7322, 17581, 35162, 123067, 246134, 9194863, 18389726, 64364041, 128728082]

約数ペア:

[(1, 128728082), (2, 64364041), (7, 18389726), (14, 9194863), (523, 246134), (1046, 123067), (3661, 35162), (7322, 17581)]