2688892731

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{20161}}^1$

素因数の和:20276

約数の個数: 48

約数和(自身を含む): 4655002560

約数和(自身を除く): 1966109829

約数列:

[1, 3, 7, 9, 21, 29, 63, 73, 87, 203, 219, 261, 511, 609, 657, 1533, 1827, 2117, 4599, 6351, 14819, 19053, 20161, 44457, 60483, 133371, 141127, 181449, 423381, 584669, 1270143, 1471753, 1754007, 4092683, 4415259, 5262021, 10302271, 12278049, 13245777, 30906813, 36834147, 42680837, 92720439, 128042511, 298765859, 384127533, 896297577, 2688892731]

約数ペア:

[(1, 2688892731), (3, 896297577), (7, 384127533), (9, 298765859), (21, 128042511), (29, 92720439), (63, 42680837), (73, 36834147), (87, 30906813), (203, 13245777), (219, 12278049), (261, 10302271), (511, 5262021), (609, 4415259), (657, 4092683), (1533, 1754007), (1827, 1471753), (2117, 1270143), (4599, 584669), (6351, 423381), (14819, 181449), (19053, 141127), (20161, 133371), (44457, 60483)]