39391779

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{27997}}^1$

素因数の和:28074

約数の個数: 16

約数和(自身を含む): 60923648

約数和(自身を除く): 21531869

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 27997, 83991, 195979, 587937, 1875799, 5627397, 13130593, 39391779]

約数ペア:

[(1, 39391779), (3, 13130593), (7, 5627397), (21, 1875799), (67, 587937), (201, 195979), (469, 83991), (1407, 27997)]