28957264

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5501}}^1$

素因数の和:5563

約数の個数: 40

約数和(自身を含む): 65495808

約数和(自身を除く): 36538544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 5264, 5501, 11002, 22004, 38507, 44008, 77014, 88016, 154028, 258547, 308056, 517094, 616112, 1034188, 1809829, 2068376, 3619658, 4136752, 7239316, 14478632, 28957264]

約数ペア:

[(1, 28957264), (2, 14478632), (4, 7239316), (7, 4136752), (8, 3619658), (14, 2068376), (16, 1809829), (28, 1034188), (47, 616112), (56, 517094), (94, 308056), (112, 258547), (188, 154028), (329, 88016), (376, 77014), (658, 44008), (752, 38507), (1316, 22004), (2632, 11002), (5264, 5501)]