989827117

素因数分解:

${\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 1055280960

約数和(自身を除く): 65453843

約数列:

[1, 31, 71, 89, 163, 961, 2201, 2759, 5053, 6319, 11573, 14507, 68231, 85529, 156643, 195889, 358763, 449717, 1029997, 6072559, 11121653, 13941227, 31929907, 989827117]

約数ペア:

[(1, 989827117), (31, 31929907), (71, 13941227), (89, 11121653), (163, 6072559), (961, 1029997), (2201, 449717), (2759, 358763), (5053, 195889), (6319, 156643), (11573, 85529), (14507, 68231)]