131283544

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 299181600

約数和(自身を除く): 167898056

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 71, 89, 98, 106, 142, 178, 196, 212, 284, 356, 371, 392, 424, 497, 568, 623, 712, 742, 994, 1246, 1484, 1988, 2492, 2597, 2968, 3479, 3763, 3976, 4361, 4717, 4984, 5194, 6319, 6958, 7526, 8722, 9434, 10388, 12638, 13916, 15052, 17444, 18868, 20776, 25276, 26341, 27832, 30104, 33019, 34888, 37736, 44233, 50552, 52682, 66038, 88466, 105364, 132076, 176932, 184387, 210728, 231133, 264152, 309631, 334907, 353864, 368774, 462266, 619262, 669814, 737548, 924532, 1238524, 1339628, 1475096, 1849064, 2344349, 2477048, 2679256, 4688698, 9377396, 16410443, 18754792, 32820886, 65641772, 131283544]

約数ペア:

[(1, 131283544), (2, 65641772), (4, 32820886), (7, 18754792), (8, 16410443), (14, 9377396), (28, 4688698), (49, 2679256), (53, 2477048), (56, 2344349), (71, 1849064), (89, 1475096), (98, 1339628), (106, 1238524), (142, 924532), (178, 737548), (196, 669814), (212, 619262), (284, 462266), (356, 368774), (371, 353864), (392, 334907), (424, 309631), (497, 264152), (568, 231133), (623, 210728), (712, 184387), (742, 176932), (994, 132076), (1246, 105364), (1484, 88466), (1988, 66038), (2492, 52682), (2597, 50552), (2968, 44233), (3479, 37736), (3763, 34888), (3976, 33019), (4361, 30104), (4717, 27832), (4984, 26341), (5194, 25276), (6319, 20776), (6958, 18868), (7526, 17444), (8722, 15052), (9434, 13916), (10388, 12638)]