1281137928

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8240

約数の個数: 128

約数和(自身を含む): 3932160000

約数和(自身を除く): 2651022072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 49, 56, 57, 76, 84, 98, 114, 133, 147, 152, 168, 196, 228, 266, 294, 343, 392, 399, 456, 532, 588, 686, 798, 931, 1029, 1064, 1176, 1372, 1596, 1862, 2058, 2744, 2793, 3192, 3724, 4116, 5586, 6517, 7448, 8191, 8232, 11172, 13034, 16382, 19551, 22344, 24573, 26068, 32764, 39102, 49146, 52136, 57337, 65528, 78204, 98292, 114674, 155629, 156408, 172011, 196584, 229348, 311258, 344022, 401359, 458696, 466887, 622516, 688044, 802718, 933774, 1089403, 1204077, 1245032, 1376088, 1605436, 1867548, 2178806, 2408154, 2809513, 3210872, 3268209, 3735096, 4357612, 4816308, 5619026, 6536418, 7625821, 8428539, 8715224, 9632616, 11238052, 13072836, 15251642, 16857078, 22476104, 22877463, 26145672, 30503284, 33714156, 45754926, 53380747, 61006568, 67428312, 91509852, 106761494, 160142241, 183019704, 213522988, 320284482, 427045976, 640568964, 1281137928]

約数ペア:

[(1, 1281137928), (2, 640568964), (3, 427045976), (4, 320284482), (6, 213522988), (7, 183019704), (8, 160142241), (12, 106761494), (14, 91509852), (19, 67428312), (21, 61006568), (24, 53380747), (28, 45754926), (38, 33714156), (42, 30503284), (49, 26145672), (56, 22877463), (57, 22476104), (76, 16857078), (84, 15251642), (98, 13072836), (114, 11238052), (133, 9632616), (147, 8715224), (152, 8428539), (168, 7625821), (196, 6536418), (228, 5619026), (266, 4816308), (294, 4357612), (343, 3735096), (392, 3268209), (399, 3210872), (456, 2809513), (532, 2408154), (588, 2178806), (686, 1867548), (798, 1605436), (931, 1376088), (1029, 1245032), (1064, 1204077), (1176, 1089403), (1372, 933774), (1596, 802718), (1862, 688044), (2058, 622516), (2744, 466887), (2793, 458696), (3192, 401359), (3724, 344022), (4116, 311258), (5586, 229348), (6517, 196584), (7448, 172011), (8191, 156408), (8232, 155629), (11172, 114674), (13034, 98292), (16382, 78204), (19551, 65528), (22344, 57337), (24573, 52136), (26068, 49146), (32764, 39102)]