28371765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{82237}}^1$

素因数の和:82268

約数の個数: 16

約数和(自身を含む): 47369088

約数和(自身を除く): 18997323

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 82237, 246711, 411185, 1233555, 1891451, 5674353, 9457255, 28371765]

約数ペア:

[(1, 28371765), (3, 9457255), (5, 5674353), (15, 1891451), (23, 1233555), (69, 411185), (115, 246711), (345, 82237)]