257926031

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2521}}^1$

素因数の和:2734

約数の個数: 16

約数和(自身を含む): 287629056

約数和(自身を除く): 29703025

約数列:

[1, 11, 71, 131, 781, 1441, 2521, 9301, 27731, 102311, 178991, 330251, 1968901, 3632761, 23447821, 257926031]

約数ペア:

[(1, 257926031), (11, 23447821), (71, 3632761), (131, 1968901), (781, 330251), (1441, 178991), (2521, 102311), (9301, 27731)]