1279841024

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64927}}^1$

素因数の和:64961

約数の個数: 72

約数和(自身を含む): 3185107968

約数和(自身を除く): 1905266944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4928, 9856, 19712, 64927, 129854, 259708, 454489, 519416, 714197, 908978, 1038832, 1428394, 1817956, 2077664, 2856788, 3635912, 4155328, 4999379, 5713576, 7271824, 8310656, 9998758, 11427152, 14543648, 16621312, 19997516, 22854304, 29087296, 39995032, 45708608, 58174592, 79990064, 91417216, 116349184, 159980128, 182834432, 319960256, 639920512, 1279841024]

約数ペア:

[(1, 1279841024), (2, 639920512), (4, 319960256), (7, 182834432), (8, 159980128), (11, 116349184), (14, 91417216), (16, 79990064), (22, 58174592), (28, 45708608), (32, 39995032), (44, 29087296), (56, 22854304), (64, 19997516), (77, 16621312), (88, 14543648), (112, 11427152), (128, 9998758), (154, 8310656), (176, 7271824), (224, 5713576), (256, 4999379), (308, 4155328), (352, 3635912), (448, 2856788), (616, 2077664), (704, 1817956), (896, 1428394), (1232, 1038832), (1408, 908978), (1792, 714197), (2464, 519416), (2816, 454489), (4928, 259708), (9856, 129854), (19712, 64927)]