28108539

素因数分解:

$3^5\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 42474432

約数和(自身を除く): 14365893

約数列:

[1, 3, 9, 27, 81, 131, 243, 393, 883, 1179, 2649, 3537, 7947, 10611, 23841, 31833, 71523, 115673, 214569, 347019, 1041057, 3123171, 9369513, 28108539]

約数ペア:

[(1, 28108539), (3, 9369513), (9, 3123171), (27, 1041057), (81, 347019), (131, 214569), (243, 115673), (393, 71523), (883, 31833), (1179, 23841), (2649, 10611), (3537, 7947)]