247987487

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{2753}}^1$

素因数の和:3214

約数の個数: 16

約数和(自身を含む): 285534720

約数和(自身を除く): 37547233

約数列:

[1, 11, 19, 209, 431, 2753, 4741, 8189, 30283, 52307, 90079, 575377, 1186543, 13051973, 22544317, 247987487]

約数ペア:

[(1, 247987487), (11, 22544317), (19, 13051973), (209, 1186543), (431, 575377), (2753, 90079), (4741, 52307), (8189, 30283)]