12621728

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 29850912

約数和(自身を除く): 17229184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 67, 112, 116, 134, 203, 224, 232, 268, 406, 464, 469, 536, 812, 841, 928, 938, 1072, 1624, 1682, 1876, 1943, 2144, 3248, 3364, 3752, 3886, 5887, 6496, 6728, 7504, 7772, 11774, 13456, 13601, 15008, 15544, 23548, 26912, 27202, 31088, 47096, 54404, 56347, 62176, 94192, 108808, 112694, 188384, 217616, 225388, 394429, 435232, 450776, 788858, 901552, 1577716, 1803104, 3155432, 6310864, 12621728]

約数ペア:

[(1, 12621728), (2, 6310864), (4, 3155432), (7, 1803104), (8, 1577716), (14, 901552), (16, 788858), (28, 450776), (29, 435232), (32, 394429), (56, 225388), (58, 217616), (67, 188384), (112, 112694), (116, 108808), (134, 94192), (203, 62176), (224, 56347), (232, 54404), (268, 47096), (406, 31088), (464, 27202), (469, 26912), (536, 23548), (812, 15544), (841, 15008), (928, 13601), (938, 13456), (1072, 11774), (1624, 7772), (1682, 7504), (1876, 6728), (1943, 6496), (2144, 5887), (3248, 3886), (3364, 3752)]