255655593

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{400087}}^1$

素因数の和:400164

約数の個数: 12

約数和(自身を含む): 374482368

約数和(自身を除く): 118826775

約数列:

[1, 3, 9, 71, 213, 639, 400087, 1200261, 3600783, 28406177, 85218531, 255655593]

約数ペア:

[(1, 255655593), (3, 85218531), (9, 28406177), (71, 3600783), (213, 1200261), (639, 400087)]