890268568

素因数分解:

$2^3\times 7^1\times {\mathrm{1283}}^1\times {\mathrm{12391}}^1$

素因数の和:13687

約数の個数: 32

約数和(自身を含む): 1909359360

約数和(自身を除く): 1019090792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1283, 2566, 5132, 8981, 10264, 12391, 17962, 24782, 35924, 49564, 71848, 86737, 99128, 173474, 346948, 693896, 15897653, 31795306, 63590612, 111283571, 127181224, 222567142, 445134284, 890268568]

約数ペア:

[(1, 890268568), (2, 445134284), (4, 222567142), (7, 127181224), (8, 111283571), (14, 63590612), (28, 31795306), (56, 15897653), (1283, 693896), (2566, 346948), (5132, 173474), (8981, 99128), (10264, 86737), (12391, 71848), (17962, 49564), (24782, 35924)]