28204665

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{17573}}^1$

素因数の和:17688

約数の個数: 16

約数和(自身を含む): 45551808

約数和(自身を除く): 17347143

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 17573, 52719, 87865, 263595, 1880311, 5640933, 9401555, 28204665]

約数ペア:

[(1, 28204665), (3, 9401555), (5, 5640933), (15, 1880311), (107, 263595), (321, 87865), (535, 52719), (1605, 17573)]