131509916

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{49739}}^1$

素因数の和:50404

約数の個数: 12

約数和(自身を含む): 230495160

約数和(自身を除く): 98985244

約数列:

[1, 2, 4, 661, 1322, 2644, 49739, 99478, 198956, 32877479, 65754958, 131509916]

約数ペア:

[(1, 131509916), (2, 65754958), (4, 32877479), (661, 198956), (1322, 99478), (2644, 49739)]