291238612

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547441}}^1$

素因数の和:547471

約数の個数: 24

約数和(自身を含む): 613135040

約数和(自身を除く): 321896428

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 547441, 1094882, 2189764, 3832087, 7664174, 10401379, 15328348, 20802758, 41605516, 72809653, 145619306, 291238612]

約数ペア:

[(1, 291238612), (2, 145619306), (4, 72809653), (7, 41605516), (14, 20802758), (19, 15328348), (28, 10401379), (38, 7664174), (76, 3832087), (133, 2189764), (266, 1094882), (532, 547441)]