3221001

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 5765760

約数和(自身を除く): 2544759

約数列:

[1, 3, 7, 9, 21, 29, 41, 43, 63, 87, 123, 129, 203, 261, 287, 301, 369, 387, 609, 861, 903, 1189, 1247, 1763, 1827, 2583, 2709, 3567, 3741, 5289, 8323, 8729, 10701, 11223, 12341, 15867, 24969, 26187, 37023, 51127, 74907, 78561, 111069, 153381, 357889, 460143, 1073667, 3221001]

約数ペア:

[(1, 3221001), (3, 1073667), (7, 460143), (9, 357889), (21, 153381), (29, 111069), (41, 78561), (43, 74907), (63, 51127), (87, 37023), (123, 26187), (129, 24969), (203, 15867), (261, 12341), (287, 11223), (301, 10701), (369, 8729), (387, 8323), (609, 5289), (861, 3741), (903, 3567), (1189, 2709), (1247, 2583), (1763, 1827)]