621653193

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 1118557440

約数和(自身を除く): 496904247

約数列:

[1, 3, 7, 9, 21, 29, 41, 43, 63, 87, 123, 129, 193, 203, 261, 287, 301, 369, 387, 579, 609, 861, 903, 1189, 1247, 1351, 1737, 1763, 1827, 2583, 2709, 3567, 3741, 4053, 5289, 5597, 7913, 8299, 8323, 8729, 10701, 11223, 12159, 12341, 15867, 16791, 23739, 24897, 24969, 26187, 37023, 39179, 50373, 51127, 55391, 58093, 71217, 74691, 74907, 78561, 111069, 117537, 153381, 166173, 174279, 229477, 240671, 340259, 352611, 357889, 460143, 498519, 522837, 688431, 722013, 1020777, 1073667, 1606339, 1684697, 2065293, 2166039, 2381813, 3062331, 3221001, 4819017, 5054091, 7145439, 9867511, 14457051, 15162273, 21436317, 29602533, 69072577, 88807599, 207217731, 621653193]

約数ペア:

[(1, 621653193), (3, 207217731), (7, 88807599), (9, 69072577), (21, 29602533), (29, 21436317), (41, 15162273), (43, 14457051), (63, 9867511), (87, 7145439), (123, 5054091), (129, 4819017), (193, 3221001), (203, 3062331), (261, 2381813), (287, 2166039), (301, 2065293), (369, 1684697), (387, 1606339), (579, 1073667), (609, 1020777), (861, 722013), (903, 688431), (1189, 522837), (1247, 498519), (1351, 460143), (1737, 357889), (1763, 352611), (1827, 340259), (2583, 240671), (2709, 229477), (3567, 174279), (3741, 166173), (4053, 153381), (5289, 117537), (5597, 111069), (7913, 78561), (8299, 74907), (8323, 74691), (8729, 71217), (10701, 58093), (11223, 55391), (12159, 51127), (12341, 50373), (15867, 39179), (16791, 37023), (23739, 26187), (24897, 24969)]