208415235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1984907}}^1$

素因数の和:1984922

約数の個数: 16

約数和(自身を含む): 381102336

約数和(自身を除く): 172687101

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1984907, 5954721, 9924535, 13894349, 29773605, 41683047, 69471745, 208415235]

約数ペア:

[(1, 208415235), (3, 69471745), (5, 41683047), (7, 29773605), (15, 13894349), (21, 9924535), (35, 5954721), (105, 1984907)]