2016990507

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1352777}}^1$

素因数の和:1352858

約数の個数: 16

約数和(自身を含む): 3116800512

約数和(自身を除く): 1099810005

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 1352777, 4058331, 9469439, 28408317, 96047167, 288141501, 672330169, 2016990507]

約数ペア:

[(1, 2016990507), (3, 672330169), (7, 288141501), (21, 96047167), (71, 28408317), (213, 9469439), (497, 4058331), (1491, 1352777)]