157749284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{277}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 353642688

約数和(自身を除く): 195893404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 277, 301, 308, 473, 554, 602, 946, 1108, 1204, 1849, 1892, 1939, 3047, 3311, 3698, 3878, 6094, 6622, 7396, 7756, 11911, 12188, 12943, 13244, 20339, 21329, 23822, 25886, 40678, 42658, 47644, 51772, 81356, 83377, 85316, 131021, 142373, 166754, 262042, 284746, 333508, 512173, 524084, 569492, 917147, 1024346, 1834294, 2048692, 3585211, 3668588, 5633903, 7170422, 11267806, 14340844, 22535612, 39437321, 78874642, 157749284]

約数ペア:

[(1, 157749284), (2, 78874642), (4, 39437321), (7, 22535612), (11, 14340844), (14, 11267806), (22, 7170422), (28, 5633903), (43, 3668588), (44, 3585211), (77, 2048692), (86, 1834294), (154, 1024346), (172, 917147), (277, 569492), (301, 524084), (308, 512173), (473, 333508), (554, 284746), (602, 262042), (946, 166754), (1108, 142373), (1204, 131021), (1849, 85316), (1892, 83377), (1939, 81356), (3047, 51772), (3311, 47644), (3698, 42658), (3878, 40678), (6094, 25886), (6622, 23822), (7396, 21329), (7756, 20339), (11911, 13244), (12188, 12943)]