38973879

素因数分解:

$3^4\times 7^1\times {\mathrm{68737}}^1$

素因数の和:68756

約数の個数: 20

約数和(自身を含む): 66538384

約数和(自身を除く): 27564505

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 68737, 206211, 481159, 618633, 1443477, 1855899, 4330431, 5567697, 12991293, 38973879]

約数ペア:

[(1, 38973879), (3, 12991293), (7, 5567697), (9, 4330431), (21, 1855899), (27, 1443477), (63, 618633), (81, 481159), (189, 206211), (567, 68737)]