257416251

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{6073}}^1$

素因数の和:6346

約数の個数: 16

約数和(自身を含む): 349862400

約数和(自身を除く): 92446149

約数列:

[1, 3, 71, 199, 213, 597, 6073, 14129, 18219, 42387, 431183, 1208527, 1293549, 3625581, 85805417, 257416251]

約数ペア:

[(1, 257416251), (3, 85805417), (71, 3625581), (199, 1293549), (213, 1208527), (597, 431183), (6073, 42387), (14129, 18219)]