1397968768

素因数分解:

$2^7\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1759}}^1$

素因数の和:2667

約数の個数: 64

約数和(自身を含む): 3188275200

約数和(自身を除く): 1790306432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 887, 896, 1759, 1774, 3518, 3548, 6209, 7036, 7096, 12313, 12418, 14072, 14192, 24626, 24836, 28144, 28384, 49252, 49672, 56288, 56768, 98504, 99344, 112576, 113536, 197008, 198688, 225152, 394016, 397376, 788032, 794752, 1560233, 1576064, 3120466, 6240932, 10921631, 12481864, 21843262, 24963728, 43686524, 49927456, 87373048, 99854912, 174746096, 199709824, 349492192, 698984384, 1397968768]

約数ペア:

[(1, 1397968768), (2, 698984384), (4, 349492192), (7, 199709824), (8, 174746096), (14, 99854912), (16, 87373048), (28, 49927456), (32, 43686524), (56, 24963728), (64, 21843262), (112, 12481864), (128, 10921631), (224, 6240932), (448, 3120466), (887, 1576064), (896, 1560233), (1759, 794752), (1774, 788032), (3518, 397376), (3548, 394016), (6209, 225152), (7036, 198688), (7096, 197008), (12313, 113536), (12418, 112576), (14072, 99344), (14192, 98504), (24626, 56768), (24836, 56288), (28144, 49672), (28384, 49252)]