28316937

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20929}}^1$

素因数の和:20984

約数の個数: 16

約数和(自身を含む): 42194880

約数和(自身を除く): 13877943

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20929, 62787, 230219, 690657, 858089, 2574267, 9438979, 28316937]

約数ペア:

[(1, 28316937), (3, 9438979), (11, 2574267), (33, 858089), (41, 690657), (123, 230219), (451, 62787), (1353, 20929)]