257801617

素因数分解:

${\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{709}}^1$

素因数の和:1092

約数の個数: 16

約数和(自身を含む): 278041680

約数和(自身を除く): 20240063

約数列:

[1, 17, 73, 293, 709, 1241, 4981, 12053, 21389, 51757, 207737, 363613, 879869, 3531529, 15164801, 257801617]

約数ペア:

[(1, 257801617), (17, 15164801), (73, 3531529), (293, 879869), (709, 363613), (1241, 207737), (4981, 51757), (12053, 21389)]