28110485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{18803}}^1$

素因数の和:18844

約数の個数: 16

約数和(自身を含む): 37908864

約数和(自身を除く): 9798379

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 18803, 94015, 244439, 432469, 1222195, 2162345, 5622097, 28110485]

約数ペア:

[(1, 28110485), (5, 5622097), (13, 2162345), (23, 1222195), (65, 432469), (115, 244439), (299, 94015), (1495, 18803)]