997424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 40

約数和(自身を含む): 2165040

約数和(自身を除く): 1167616

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 193, 272, 304, 323, 386, 646, 772, 1292, 1544, 2584, 3088, 3281, 3667, 5168, 6562, 7334, 13124, 14668, 26248, 29336, 52496, 58672, 62339, 124678, 249356, 498712, 997424]

約数ペア:

[(1, 997424), (2, 498712), (4, 249356), (8, 124678), (16, 62339), (17, 58672), (19, 52496), (34, 29336), (38, 26248), (68, 14668), (76, 13124), (136, 7334), (152, 6562), (193, 5168), (272, 3667), (304, 3281), (323, 3088), (386, 2584), (646, 1544), (772, 1292)]