921239396

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:614

約数の個数: 144

約数和(自身を含む): 2207842560

約数和(自身を除く): 1286603164

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 43, 44, 49, 76, 77, 86, 98, 133, 154, 172, 196, 209, 266, 301, 308, 418, 473, 523, 532, 539, 602, 817, 836, 931, 946, 1046, 1078, 1204, 1463, 1634, 1862, 1892, 2092, 2107, 2156, 2926, 3268, 3311, 3661, 3724, 4214, 5719, 5753, 5852, 6622, 7322, 8428, 8987, 9937, 10241, 11438, 11506, 13244, 14644, 17974, 19874, 20482, 22489, 22876, 23012, 23177, 25627, 35948, 39748, 40033, 40271, 40964, 44978, 46354, 51254, 62909, 69559, 80066, 80542, 89956, 92708, 102508, 109307, 125818, 139118, 157423, 160132, 161084, 218614, 247379, 251636, 278236, 281897, 314846, 427291, 437228, 440363, 486913, 494758, 563794, 629692, 765149, 854582, 880726, 973826, 989516, 1101961, 1127588, 1530298, 1709164, 1731653, 1761452, 1947652, 2203922, 2991037, 3060596, 3463306, 4407844, 4700201, 5356043, 5982074, 6926612, 9400402, 10712086, 11964148, 12121571, 18800804, 20937259, 21424172, 24243142, 32901407, 41874518, 48486284, 65802814, 83749036, 131605628, 230309849, 460619698, 921239396]

約数ペア:

[(1, 921239396), (2, 460619698), (4, 230309849), (7, 131605628), (11, 83749036), (14, 65802814), (19, 48486284), (22, 41874518), (28, 32901407), (38, 24243142), (43, 21424172), (44, 20937259), (49, 18800804), (76, 12121571), (77, 11964148), (86, 10712086), (98, 9400402), (133, 6926612), (154, 5982074), (172, 5356043), (196, 4700201), (209, 4407844), (266, 3463306), (301, 3060596), (308, 2991037), (418, 2203922), (473, 1947652), (523, 1761452), (532, 1731653), (539, 1709164), (602, 1530298), (817, 1127588), (836, 1101961), (931, 989516), (946, 973826), (1046, 880726), (1078, 854582), (1204, 765149), (1463, 629692), (1634, 563794), (1862, 494758), (1892, 486913), (2092, 440363), (2107, 437228), (2156, 427291), (2926, 314846), (3268, 281897), (3311, 278236), (3661, 251636), (3724, 247379), (4214, 218614), (5719, 161084), (5753, 160132), (5852, 157423), (6622, 139118), (7322, 125818), (8428, 109307), (8987, 102508), (9937, 92708), (10241, 89956), (11438, 80542), (11506, 80066), (13244, 69559), (14644, 62909), (17974, 51254), (19874, 46354), (20482, 44978), (22489, 40964), (22876, 40271), (23012, 40033), (23177, 39748), (25627, 35948)]