256234719

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{61403}}^1$

素因数の和:61526

約数の個数: 16

約数和(自身を含む): 371371392

約数和(自身を除く): 115136673

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 61403, 184209, 798239, 2394717, 6570121, 19710363, 85411573, 256234719]

約数ペア:

[(1, 256234719), (3, 85411573), (13, 19710363), (39, 6570121), (107, 2394717), (321, 798239), (1391, 184209), (4173, 61403)]