256543235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{55589}}^1$

素因数の和:55678

約数の個数: 16

約数和(自身を含む): 336208320

約数和(自身を除く): 79665085

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 55589, 277945, 722657, 3613285, 3946819, 19734095, 51308647, 256543235]

約数ペア:

[(1, 256543235), (5, 51308647), (13, 19734095), (65, 3946819), (71, 3613285), (355, 722657), (923, 277945), (4615, 55589)]