548548

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 1298304

約数和(自身を除く): 749756

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 137, 143, 154, 182, 274, 286, 308, 364, 548, 572, 959, 1001, 1507, 1781, 1918, 2002, 3014, 3562, 3836, 4004, 6028, 7124, 10549, 12467, 19591, 21098, 24934, 39182, 42196, 49868, 78364, 137137, 274274, 548548]

約数ペア:

[(1, 548548), (2, 274274), (4, 137137), (7, 78364), (11, 49868), (13, 42196), (14, 39182), (22, 24934), (26, 21098), (28, 19591), (44, 12467), (52, 10549), (77, 7124), (91, 6028), (137, 4004), (143, 3836), (154, 3562), (182, 3014), (274, 2002), (286, 1918), (308, 1781), (364, 1507), (548, 1001), (572, 959)]