39778886

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{5717}}^1$

素因数の和:5804

約数の個数: 24

約数和(自身を含む): 70400016

約数和(自身を除く): 30621130

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 3479, 5717, 6958, 11434, 40019, 80038, 280133, 405907, 560266, 811814, 2841349, 5682698, 19889443, 39778886]

約数ペア:

[(1, 39778886), (2, 19889443), (7, 5682698), (14, 2841349), (49, 811814), (71, 560266), (98, 405907), (142, 280133), (497, 80038), (994, 40019), (3479, 11434), (5717, 6958)]