39391521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{6689}}^1$

素因数の和:6856

約数の個数: 16

約数和(自身を含む): 56945280

約数和(自身を除く): 17553759

約数列:

[1, 3, 13, 39, 151, 453, 1963, 5889, 6689, 20067, 86957, 260871, 1010039, 3030117, 13130507, 39391521]

約数ペア:

[(1, 39391521), (3, 13130507), (13, 3030117), (39, 1010039), (151, 260871), (453, 86957), (1963, 20067), (5889, 6689)]