2049207741

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 3893218560

約数和(自身を除く): 1844010819

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 53, 57, 63, 81, 97, 111, 133, 159, 171, 189, 259, 291, 333, 371, 399, 477, 513, 567, 679, 703, 777, 873, 999, 1007, 1113, 1197, 1431, 1539, 1843, 1961, 2037, 2109, 2331, 2619, 2997, 3021, 3339, 3589, 3591, 4293, 4921, 5141, 5529, 5883, 6111, 6327, 6993, 7049, 7857, 9063, 10017, 10767, 10773, 12901, 13727, 14763, 15423, 16587, 17649, 18333, 18981, 20979, 21147, 25123, 27189, 30051, 32301, 35987, 37259, 38703, 41181, 44289, 46269, 49761, 52947, 54999, 56943, 63441, 68191, 75369, 81567, 96903, 97679, 107961, 111777, 116109, 123543, 132867, 138807, 149283, 158841, 190217, 190323, 204573, 226107, 260813, 290709, 293037, 323883, 335331, 348327, 370629, 398601, 416421, 477337, 570651, 570969, 613719, 678321, 683753, 782439, 879111, 971649, 1005993, 1044981, 1111887, 1331519, 1432011, 1711953, 1841157, 2034963, 2051259, 2347317, 2637333, 2914947, 3017979, 3614123, 3994557, 4296033, 5135859, 5523471, 6153777, 7041951, 7911999, 10842369, 11983671, 12888099, 15407577, 18461331, 21125853, 25298861, 32527107, 35951013, 38664297, 55383993, 75896583, 97581321, 107853039, 227689749, 292743963, 683069247, 2049207741]

約数ペア:

[(1, 2049207741), (3, 683069247), (7, 292743963), (9, 227689749), (19, 107853039), (21, 97581321), (27, 75896583), (37, 55383993), (53, 38664297), (57, 35951013), (63, 32527107), (81, 25298861), (97, 21125853), (111, 18461331), (133, 15407577), (159, 12888099), (171, 11983671), (189, 10842369), (259, 7911999), (291, 7041951), (333, 6153777), (371, 5523471), (399, 5135859), (477, 4296033), (513, 3994557), (567, 3614123), (679, 3017979), (703, 2914947), (777, 2637333), (873, 2347317), (999, 2051259), (1007, 2034963), (1113, 1841157), (1197, 1711953), (1431, 1432011), (1539, 1331519), (1843, 1111887), (1961, 1044981), (2037, 1005993), (2109, 971649), (2331, 879111), (2619, 782439), (2997, 683753), (3021, 678321), (3339, 613719), (3589, 570969), (3591, 570651), (4293, 477337), (4921, 416421), (5141, 398601), (5529, 370629), (5883, 348327), (6111, 335331), (6327, 323883), (6993, 293037), (7049, 290709), (7857, 260813), (9063, 226107), (10017, 204573), (10767, 190323), (10773, 190217), (12901, 158841), (13727, 149283), (14763, 138807), (15423, 132867), (16587, 123543), (17649, 116109), (18333, 111777), (18981, 107961), (20979, 97679), (21147, 96903), (25123, 81567), (27189, 75369), (30051, 68191), (32301, 63441), (35987, 56943), (37259, 54999), (38703, 52947), (41181, 49761), (44289, 46269)]