28686543

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5009}}^1$

素因数の和:5118

約数の個数: 16

約数和(自身を含む): 40400640

約数和(自身を除く): 11714097

約数列:

[1, 3, 23, 69, 83, 249, 1909, 5009, 5727, 15027, 115207, 345621, 415747, 1247241, 9562181, 28686543]

約数ペア:

[(1, 28686543), (3, 9562181), (23, 1247241), (69, 415747), (83, 345621), (249, 115207), (1909, 15027), (5009, 5727)]