291260844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{26879}}^1$

素因数の和:26939

約数の個数: 72

約数和(自身を含む): 861020160

約数和(自身を除く): 569759316

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 26879, 53758, 80637, 107516, 161274, 188153, 241911, 322548, 376306, 483822, 564459, 752612, 967644, 1128918, 1155797, 1693377, 2257836, 2311594, 3386754, 3467391, 4623188, 6773508, 6934782, 8090579, 10402173, 13869564, 16181158, 20804346, 24271737, 32362316, 41608692, 48543474, 72815211, 97086948, 145630422, 291260844]

約数ペア:

[(1, 291260844), (2, 145630422), (3, 97086948), (4, 72815211), (6, 48543474), (7, 41608692), (9, 32362316), (12, 24271737), (14, 20804346), (18, 16181158), (21, 13869564), (28, 10402173), (36, 8090579), (42, 6934782), (43, 6773508), (63, 4623188), (84, 3467391), (86, 3386754), (126, 2311594), (129, 2257836), (172, 1693377), (252, 1155797), (258, 1128918), (301, 967644), (387, 752612), (516, 564459), (602, 483822), (774, 376306), (903, 322548), (1204, 241911), (1548, 188153), (1806, 161274), (2709, 107516), (3612, 80637), (5418, 53758), (10836, 26879)]