28293656

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 54671760

約数和(自身を除く): 26378104

約数列:

[1, 2, 4, 8, 43, 86, 172, 233, 344, 353, 466, 706, 932, 1412, 1864, 2824, 10019, 15179, 20038, 30358, 40076, 60716, 80152, 82249, 121432, 164498, 328996, 657992, 3536707, 7073414, 14146828, 28293656]

約数ペア:

[(1, 28293656), (2, 14146828), (4, 7073414), (8, 3536707), (43, 657992), (86, 328996), (172, 164498), (233, 121432), (344, 82249), (353, 80152), (466, 60716), (706, 40076), (932, 30358), (1412, 20038), (1864, 15179), (2824, 10019)]