208987716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2487949}}^1$

素因数の和:2487963

約数の個数: 24

約数和(自身を含む): 557300800

約数和(自身を除く): 348313084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2487949, 4975898, 7463847, 9951796, 14927694, 17415643, 29855388, 34831286, 52246929, 69662572, 104493858, 208987716]

約数ペア:

[(1, 208987716), (2, 104493858), (3, 69662572), (4, 52246929), (6, 34831286), (7, 29855388), (12, 17415643), (14, 14927694), (21, 9951796), (28, 7463847), (42, 4975898), (84, 2487949)]