197839719

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 378954240

約数和(自身を除く): 181114521

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 41, 63, 77, 99, 121, 123, 189, 211, 231, 287, 297, 363, 369, 451, 633, 693, 847, 861, 1089, 1107, 1353, 1477, 1899, 2079, 2321, 2541, 2583, 3157, 3267, 4059, 4431, 4961, 5697, 6963, 7623, 7749, 8651, 9471, 12177, 13293, 14883, 16247, 20889, 22869, 25531, 25953, 28413, 34727, 39879, 44649, 48741, 60557, 62667, 76593, 77859, 85239, 95161, 104181, 133947, 146223, 178717, 181671, 229779, 233577, 285483, 312543, 438669, 536151, 545013, 666127, 689337, 856449, 937629, 1046771, 1608453, 1635039, 1998381, 2569347, 3140313, 4825359, 5995143, 7327397, 9420939, 17985429, 21982191, 28262817, 65946573, 197839719]

約数ペア:

[(1, 197839719), (3, 65946573), (7, 28262817), (9, 21982191), (11, 17985429), (21, 9420939), (27, 7327397), (33, 5995143), (41, 4825359), (63, 3140313), (77, 2569347), (99, 1998381), (121, 1635039), (123, 1608453), (189, 1046771), (211, 937629), (231, 856449), (287, 689337), (297, 666127), (363, 545013), (369, 536151), (451, 438669), (633, 312543), (693, 285483), (847, 233577), (861, 229779), (1089, 181671), (1107, 178717), (1353, 146223), (1477, 133947), (1899, 104181), (2079, 95161), (2321, 85239), (2541, 77859), (2583, 76593), (3157, 62667), (3267, 60557), (4059, 48741), (4431, 44649), (4961, 39879), (5697, 34727), (6963, 28413), (7623, 25953), (7749, 25531), (8651, 22869), (9471, 20889), (12177, 16247), (13293, 14883)]