28059005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10039}}^1$

素因数の和:10100

約数の個数: 16

約数和(自身を含む): 37107840

約数和(自身を除く): 9048835

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 10039, 50195, 130507, 431677, 652535, 2158385, 5611801, 28059005]

約数ペア:

[(1, 28059005), (5, 5611801), (13, 2158385), (43, 652535), (65, 431677), (215, 130507), (559, 50195), (2795, 10039)]