991576

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 2060640

約数和(自身を除く): 1069064

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 317, 391, 634, 782, 1268, 1564, 2536, 3128, 5389, 7291, 10778, 14582, 21556, 29164, 43112, 58328, 123947, 247894, 495788, 991576]

約数ペア:

[(1, 991576), (2, 495788), (4, 247894), (8, 123947), (17, 58328), (23, 43112), (34, 29164), (46, 21556), (68, 14582), (92, 10778), (136, 7291), (184, 5389), (317, 3128), (391, 2536), (634, 1564), (782, 1268)]