664221712

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{539141}}^1$

素因数の和:539167

約数の個数: 40

約数和(自身を含む): 1604486592

約数和(自身を除く): 940264880

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 539141, 1078282, 2156564, 3773987, 4313128, 5930551, 7547974, 8626256, 11861102, 15095948, 23722204, 30191896, 41513857, 47444408, 60383792, 83027714, 94888816, 166055428, 332110856, 664221712]

約数ペア:

[(1, 664221712), (2, 332110856), (4, 166055428), (7, 94888816), (8, 83027714), (11, 60383792), (14, 47444408), (16, 41513857), (22, 30191896), (28, 23722204), (44, 15095948), (56, 11861102), (77, 8626256), (88, 7547974), (112, 5930551), (154, 4313128), (176, 3773987), (308, 2156564), (616, 1078282), (1232, 539141)]