805637336

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2131}}^1$

素因数の和:2344

約数の個数: 64

約数和(自身を含む): 1778599680

約数和(自身を除く): 972962344

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 157, 172, 301, 314, 344, 602, 628, 1099, 1204, 1256, 2131, 2198, 2408, 4262, 4396, 6751, 8524, 8792, 13502, 14917, 17048, 27004, 29834, 47257, 54008, 59668, 91633, 94514, 119336, 183266, 189028, 334567, 366532, 378056, 641431, 669134, 733064, 1282862, 1338268, 2341969, 2565724, 2676536, 4683938, 5131448, 9367876, 14386381, 18735752, 28772762, 57545524, 100704667, 115091048, 201409334, 402818668, 805637336]

約数ペア:

[(1, 805637336), (2, 402818668), (4, 201409334), (7, 115091048), (8, 100704667), (14, 57545524), (28, 28772762), (43, 18735752), (56, 14386381), (86, 9367876), (157, 5131448), (172, 4683938), (301, 2676536), (314, 2565724), (344, 2341969), (602, 1338268), (628, 1282862), (1099, 733064), (1204, 669134), (1256, 641431), (2131, 378056), (2198, 366532), (2408, 334567), (4262, 189028), (4396, 183266), (6751, 119336), (8524, 94514), (8792, 91633), (13502, 59668), (14917, 54008), (17048, 47257), (27004, 29834)]