25123137

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 37610496

約数和(自身を除く): 12487359

約数列:

[1, 3, 13, 39, 43, 71, 129, 211, 213, 559, 633, 923, 1677, 2743, 2769, 3053, 8229, 9073, 9159, 14981, 27219, 39689, 44943, 117949, 119067, 194753, 353847, 584259, 644183, 1932549, 8374379, 25123137]

約数ペア:

[(1, 25123137), (3, 8374379), (13, 1932549), (39, 644183), (43, 584259), (71, 353847), (129, 194753), (211, 119067), (213, 117949), (559, 44943), (633, 39689), (923, 27219), (1677, 14981), (2743, 9159), (2769, 9073), (3053, 8229)]