28688338728

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{18973769}}^1$

素因数の和:18973791

約数の個数: 64

約数和(自身を含む): 91074096000

約数和(自身を除く): 62385757272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 18973769, 37947538, 56921307, 75895076, 113842614, 132816383, 151790152, 170763921, 227685228, 265632766, 341527842, 398449149, 455370456, 512291763, 531265532, 683055684, 796898298, 1024583526, 1062531064, 1195347447, 1366111368, 1593796596, 2049167052, 2390694894, 3187593192, 3586042341, 4098334104, 4781389788, 7172084682, 9562779576, 14344169364, 28688338728]

約数ペア:

[(1, 28688338728), (2, 14344169364), (3, 9562779576), (4, 7172084682), (6, 4781389788), (7, 4098334104), (8, 3586042341), (9, 3187593192), (12, 2390694894), (14, 2049167052), (18, 1593796596), (21, 1366111368), (24, 1195347447), (27, 1062531064), (28, 1024583526), (36, 796898298), (42, 683055684), (54, 531265532), (56, 512291763), (63, 455370456), (72, 398449149), (84, 341527842), (108, 265632766), (126, 227685228), (168, 170763921), (189, 151790152), (216, 132816383), (252, 113842614), (378, 75895076), (504, 56921307), (756, 37947538), (1512, 18973769)]