2081566998

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2777}}^1$

素因数の和:3459

約数の個数: 80

約数和(自身を含む): 5340560544

約数和(自身を除く): 3258993546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 661, 1134, 1322, 1983, 2777, 3966, 4627, 5554, 5949, 8331, 9254, 11898, 13881, 16662, 17847, 19439, 24993, 27762, 35694, 38878, 41643, 49986, 53541, 58317, 74979, 83286, 107082, 116634, 124929, 149958, 174951, 224937, 249858, 349902, 374787, 449874, 524853, 749574, 1049706, 1574559, 1835597, 3149118, 3671194, 5506791, 11013582, 12849179, 16520373, 25698358, 33040746, 38547537, 49561119, 77095074, 99122238, 115642611, 148683357, 231285222, 297366714, 346927833, 693855666, 1040783499, 2081566998]

約数ペア:

[(1, 2081566998), (2, 1040783499), (3, 693855666), (6, 346927833), (7, 297366714), (9, 231285222), (14, 148683357), (18, 115642611), (21, 99122238), (27, 77095074), (42, 49561119), (54, 38547537), (63, 33040746), (81, 25698358), (126, 16520373), (162, 12849179), (189, 11013582), (378, 5506791), (567, 3671194), (661, 3149118), (1134, 1835597), (1322, 1574559), (1983, 1049706), (2777, 749574), (3966, 524853), (4627, 449874), (5554, 374787), (5949, 349902), (8331, 249858), (9254, 224937), (11898, 174951), (13881, 149958), (16662, 124929), (17847, 116634), (19439, 107082), (24993, 83286), (27762, 74979), (35694, 58317), (38878, 53541), (41643, 49986)]