309455564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{639371}}^1$

素因数の和:639397

約数の個数: 18

約数和(自身を含む): 595255332

約数和(自身を除く): 285799768

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 639371, 1278742, 2557484, 7033081, 14066162, 28132324, 77363891, 154727782, 309455564]

約数ペア:

[(1, 309455564), (2, 154727782), (4, 77363891), (11, 28132324), (22, 14066162), (44, 7033081), (121, 2557484), (242, 1278742), (484, 639371)]