28082187

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4793}}^1$

素因数の和:4840

約数の個数: 32

約数和(自身を含む): 49090560

約数和(自身を除く): 21008373

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 4793, 5859, 14379, 33551, 43137, 100653, 129411, 148583, 301959, 445749, 905877, 1040081, 1337247, 3120243, 4011741, 9360729, 28082187]

約数ペア:

[(1, 28082187), (3, 9360729), (7, 4011741), (9, 3120243), (21, 1337247), (27, 1040081), (31, 905877), (63, 445749), (93, 301959), (189, 148583), (217, 129411), (279, 100653), (651, 43137), (837, 33551), (1953, 14379), (4793, 5859)]