39940831

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{42901}}^1$

素因数の和:42934

約数の個数: 12

約数和(自身を含む): 48908280

約数和(自身を除く): 8967449

約数列:

[1, 7, 19, 49, 133, 931, 42901, 300307, 815119, 2102149, 5705833, 39940831]

約数ペア:

[(1, 39940831), (7, 5705833), (19, 2102149), (49, 815119), (133, 300307), (931, 42901)]