28030985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2707}}^1$

素因数の和:2840

約数の個数: 16

約数和(自身を含む): 35745600

約数和(自身を除く): 7714615

約数列:

[1, 5, 19, 95, 109, 545, 2071, 2707, 10355, 13535, 51433, 257165, 295063, 1475315, 5606197, 28030985]

約数ペア:

[(1, 28030985), (5, 5606197), (19, 1475315), (95, 295063), (109, 257165), (545, 51433), (2071, 13535), (2707, 10355)]