39968755

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 48787200

約数和(自身を除く): 8818445

約数列:

[1, 5, 131, 139, 439, 655, 695, 2195, 18209, 57509, 61021, 91045, 287545, 305105, 7993751, 39968755]

約数ペア:

[(1, 39968755), (5, 7993751), (131, 305105), (139, 287545), (439, 91045), (655, 61021), (695, 57509), (2195, 18209)]