28156723196

素因数分解:

$2^2\times 7^3\times {\mathrm{409}}^1\times {\mathrm{50177}}^1$

素因数の和:50611

約数の個数: 48

約数和(自身を含む): 57604344000

約数和(自身を除く): 29447620804

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 409, 686, 818, 1372, 1636, 2863, 5726, 11452, 20041, 40082, 50177, 80164, 100354, 140287, 200708, 280574, 351239, 561148, 702478, 1404956, 2458673, 4917346, 9834692, 17210711, 20522393, 34421422, 41044786, 68842844, 82089572, 143656751, 287313502, 574627004, 1005597257, 2011194514, 4022389028, 7039180799, 14078361598, 28156723196]

約数ペア:

[(1, 28156723196), (2, 14078361598), (4, 7039180799), (7, 4022389028), (14, 2011194514), (28, 1005597257), (49, 574627004), (98, 287313502), (196, 143656751), (343, 82089572), (409, 68842844), (686, 41044786), (818, 34421422), (1372, 20522393), (1636, 17210711), (2863, 9834692), (5726, 4917346), (11452, 2458673), (20041, 1404956), (40082, 702478), (50177, 561148), (80164, 351239), (100354, 280574), (140287, 200708)]