39647321

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{27901}}^1$

素因数の和:27944

約数の個数: 12

約数和(自身を含む): 47712420

約数和(自身を除く): 8065099

約数列:

[1, 7, 29, 49, 203, 1421, 27901, 195307, 809129, 1367149, 5663903, 39647321]

約数ペア:

[(1, 39647321), (7, 5663903), (29, 1367149), (49, 809129), (203, 195307), (1421, 27901)]