938398923

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:115

約数の個数: 144

約数和(自身を含む): 1856305152

約数和(自身を除く): 917906229

約数列:

[1, 3, 7, 9, 11, 19, 21, 31, 33, 57, 63, 77, 93, 99, 121, 133, 171, 209, 217, 231, 279, 341, 361, 363, 399, 589, 627, 651, 693, 847, 1023, 1083, 1089, 1197, 1331, 1463, 1767, 1881, 1953, 2299, 2387, 2527, 2541, 3069, 3249, 3751, 3971, 3993, 4123, 4389, 5301, 6479, 6897, 7161, 7581, 7623, 9317, 11191, 11253, 11913, 11979, 12369, 13167, 16093, 19437, 20691, 21483, 22743, 25289, 26257, 27797, 27951, 33573, 33759, 35739, 37107, 41261, 43681, 45353, 48279, 58311, 71269, 75867, 78337, 78771, 83391, 83853, 100719, 123101, 123783, 131043, 136059, 144837, 177023, 213807, 227601, 235011, 236313, 250173, 288827, 305767, 369303, 371349, 393129, 408177, 480491, 498883, 531069, 641421, 705033, 783959, 861707, 866481, 917301, 1107909, 1354111, 1441473, 1496649, 1593207, 2351877, 2585121, 2599443, 2751903, 3363437, 4062333, 4324419, 4489947, 5487713, 7055631, 7755363, 9478777, 10090311, 12186999, 14895221, 16463139, 28436331, 30270933, 44685663, 49389417, 85308993, 104266547, 134056989, 312799641, 938398923]

約数ペア:

[(1, 938398923), (3, 312799641), (7, 134056989), (9, 104266547), (11, 85308993), (19, 49389417), (21, 44685663), (31, 30270933), (33, 28436331), (57, 16463139), (63, 14895221), (77, 12186999), (93, 10090311), (99, 9478777), (121, 7755363), (133, 7055631), (171, 5487713), (209, 4489947), (217, 4324419), (231, 4062333), (279, 3363437), (341, 2751903), (361, 2599443), (363, 2585121), (399, 2351877), (589, 1593207), (627, 1496649), (651, 1441473), (693, 1354111), (847, 1107909), (1023, 917301), (1083, 866481), (1089, 861707), (1197, 783959), (1331, 705033), (1463, 641421), (1767, 531069), (1881, 498883), (1953, 480491), (2299, 408177), (2387, 393129), (2527, 371349), (2541, 369303), (3069, 305767), (3249, 288827), (3751, 250173), (3971, 236313), (3993, 235011), (4123, 227601), (4389, 213807), (5301, 177023), (6479, 144837), (6897, 136059), (7161, 131043), (7581, 123783), (7623, 123101), (9317, 100719), (11191, 83853), (11253, 83391), (11913, 78771), (11979, 78337), (12369, 75867), (13167, 71269), (16093, 58311), (19437, 48279), (20691, 45353), (21483, 43681), (22743, 41261), (25289, 37107), (26257, 35739), (27797, 33759), (27951, 33573)]