28108171

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{619}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 34720000

約数和(自身を除く): 6611829

約数列:

[1, 7, 13, 91, 499, 619, 3493, 4333, 6487, 8047, 45409, 56329, 308881, 2162167, 4015453, 28108171]

約数ペア:

[(1, 28108171), (7, 4015453), (13, 2162167), (91, 308881), (499, 56329), (619, 45409), (3493, 8047), (4333, 6487)]