81312398

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1\times {\mathrm{1249}}^1$

素因数の和:2051

約数の個数: 16

約数和(自身を含む): 125070000

約数和(自身を除く): 43757602

約数列:

[1, 2, 43, 86, 757, 1249, 1514, 2498, 32551, 53707, 65102, 107414, 945493, 1890986, 40656199, 81312398]

約数ペア:

[(1, 81312398), (2, 40656199), (43, 1890986), (86, 945493), (757, 107414), (1249, 65102), (1514, 53707), (2498, 32551)]