1387792

素因数分解:

$2^4\times 7^1\times {\mathrm{12391}}^1$

素因数の和:12406

約数の個数: 20

約数和(自身を含む): 3073216

約数和(自身を除く): 1685424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 12391, 24782, 49564, 86737, 99128, 173474, 198256, 346948, 693896, 1387792]

約数ペア:

[(1, 1387792), (2, 693896), (4, 346948), (7, 198256), (8, 173474), (14, 99128), (16, 86737), (28, 49564), (56, 24782), (112, 12391)]