28727253

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 43737408

約数和(自身を除く): 15010155

約数列:

[1, 3, 9, 23, 69, 107, 207, 321, 963, 1297, 2461, 3891, 7383, 11673, 22149, 29831, 89493, 138779, 268479, 416337, 1249011, 3191917, 9575751, 28727253]

約数ペア:

[(1, 28727253), (3, 9575751), (9, 3191917), (23, 1249011), (69, 416337), (107, 268479), (207, 138779), (321, 89493), (963, 29831), (1297, 22149), (2461, 11673), (3891, 7383)]