2658964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 5927040

約数和(自身を除く): 3268076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 97, 154, 178, 194, 308, 356, 388, 623, 679, 979, 1067, 1246, 1358, 1958, 2134, 2492, 2716, 3916, 4268, 6853, 7469, 8633, 13706, 14938, 17266, 27412, 29876, 34532, 60431, 94963, 120862, 189926, 241724, 379852, 664741, 1329482, 2658964]

約数ペア:

[(1, 2658964), (2, 1329482), (4, 664741), (7, 379852), (11, 241724), (14, 189926), (22, 120862), (28, 94963), (44, 60431), (77, 34532), (89, 29876), (97, 27412), (154, 17266), (178, 14938), (194, 13706), (308, 8633), (356, 7469), (388, 6853), (623, 4268), (679, 3916), (979, 2716), (1067, 2492), (1246, 2134), (1358, 1958)]