249356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 488880

約数和(自身を除く): 239524

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 193, 323, 386, 646, 772, 1292, 3281, 3667, 6562, 7334, 13124, 14668, 62339, 124678, 249356]

約数ペア:

[(1, 249356), (2, 124678), (4, 62339), (17, 14668), (19, 13124), (34, 7334), (38, 6562), (68, 3667), (76, 3281), (193, 1292), (323, 772), (386, 646)]