971564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 1886976

約数和(自身を除く): 915412

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 311, 622, 781, 1244, 1562, 3124, 3421, 6842, 13684, 22081, 44162, 88324, 242891, 485782, 971564]

約数ペア:

[(1, 971564), (2, 485782), (4, 242891), (11, 88324), (22, 44162), (44, 22081), (71, 13684), (142, 6842), (284, 3421), (311, 3124), (622, 1562), (781, 1244)]