26728689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18523}}^1$

素因数の和:18576

約数の個数: 16

約数和(自身を含む): 39419072

約数和(自身を除く): 12690383

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 18523, 55569, 240799, 685351, 722397, 2056053, 8909563, 26728689]

約数ペア:

[(1, 26728689), (3, 8909563), (13, 2056053), (37, 722397), (39, 685351), (111, 240799), (481, 55569), (1443, 18523)]