2806856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 5738040

約数和(自身を除く): 2931184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 197, 274, 394, 548, 788, 1096, 1576, 1781, 2561, 3562, 5122, 7124, 10244, 14248, 20488, 26989, 53978, 107956, 215912, 350857, 701714, 1403428, 2806856]

約数ペア:

[(1, 2806856), (2, 1403428), (4, 701714), (8, 350857), (13, 215912), (26, 107956), (52, 53978), (104, 26989), (137, 20488), (197, 14248), (274, 10244), (394, 7124), (548, 5122), (788, 3562), (1096, 2561), (1576, 1781)]