55214073

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{1217}}^1$

素因数の和:1365

約数の個数: 18

約数和(自身を含む): 80959242

約数和(自身を除く): 25745169

約数列:

[1, 3, 9, 71, 213, 639, 1217, 3651, 5041, 10953, 15123, 45369, 86407, 259221, 777663, 6134897, 18404691, 55214073]

約数ペア:

[(1, 55214073), (3, 18404691), (9, 6134897), (71, 777663), (213, 259221), (639, 86407), (1217, 45369), (3651, 15123), (5041, 10953)]