1900170657

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 3658830912

約数和(自身を除く): 1758660255

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 71, 77, 81, 99, 147, 189, 213, 231, 297, 441, 497, 539, 567, 613, 639, 693, 781, 891, 1323, 1491, 1617, 1839, 1917, 2079, 2343, 3479, 3969, 4291, 4473, 4851, 5467, 5517, 5751, 6237, 6743, 7029, 10437, 12873, 13419, 14553, 16401, 16551, 20229, 21087, 30037, 31311, 38269, 38619, 40257, 43523, 43659, 47201, 49203, 49653, 60687, 63261, 90111, 93933, 114807, 115857, 130569, 141603, 147609, 182061, 270333, 281799, 304661, 330407, 344421, 347571, 391707, 424809, 442827, 478753, 546183, 810999, 913983, 991221, 1033263, 1175121, 1274427, 1436259, 2132627, 2432997, 2741949, 2973663, 3099789, 3351271, 3525363, 3823281, 4308777, 6397881, 8225847, 8920989, 10053813, 12926331, 19193643, 23458897, 24677541, 26762967, 30161439, 38778993, 57580929, 70376691, 90484317, 172742787, 211130073, 271452951, 633390219, 1900170657]

約数ペア:

[(1, 1900170657), (3, 633390219), (7, 271452951), (9, 211130073), (11, 172742787), (21, 90484317), (27, 70376691), (33, 57580929), (49, 38778993), (63, 30161439), (71, 26762967), (77, 24677541), (81, 23458897), (99, 19193643), (147, 12926331), (189, 10053813), (213, 8920989), (231, 8225847), (297, 6397881), (441, 4308777), (497, 3823281), (539, 3525363), (567, 3351271), (613, 3099789), (639, 2973663), (693, 2741949), (781, 2432997), (891, 2132627), (1323, 1436259), (1491, 1274427), (1617, 1175121), (1839, 1033263), (1917, 991221), (2079, 913983), (2343, 810999), (3479, 546183), (3969, 478753), (4291, 442827), (4473, 424809), (4851, 391707), (5467, 347571), (5517, 344421), (5751, 330407), (6237, 304661), (6743, 281799), (7029, 270333), (10437, 182061), (12873, 147609), (13419, 141603), (14553, 130569), (16401, 115857), (16551, 114807), (20229, 93933), (21087, 90111), (30037, 63261), (31311, 60687), (38269, 49653), (38619, 49203), (40257, 47201), (43523, 43659)]