28188336

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 80137728

約数和(自身を除く): 51949392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 197, 264, 271, 394, 528, 542, 591, 788, 813, 1084, 1182, 1576, 1626, 2167, 2168, 2364, 2981, 3152, 3252, 4334, 4336, 4728, 5962, 6501, 6504, 8668, 8943, 9456, 11924, 13002, 13008, 17336, 17886, 23848, 26004, 34672, 35772, 47696, 52008, 53387, 71544, 104016, 106774, 143088, 160161, 213548, 320322, 427096, 587257, 640644, 854192, 1174514, 1281288, 1761771, 2349028, 2562576, 3523542, 4698056, 7047084, 9396112, 14094168, 28188336]

約数ペア:

[(1, 28188336), (2, 14094168), (3, 9396112), (4, 7047084), (6, 4698056), (8, 3523542), (11, 2562576), (12, 2349028), (16, 1761771), (22, 1281288), (24, 1174514), (33, 854192), (44, 640644), (48, 587257), (66, 427096), (88, 320322), (132, 213548), (176, 160161), (197, 143088), (264, 106774), (271, 104016), (394, 71544), (528, 53387), (542, 52008), (591, 47696), (788, 35772), (813, 34672), (1084, 26004), (1182, 23848), (1576, 17886), (1626, 17336), (2167, 13008), (2168, 13002), (2364, 11924), (2981, 9456), (3152, 8943), (3252, 8668), (4334, 6504), (4336, 6501), (4728, 5962)]