1728188

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 3913728

約数和(自身を除く): 2185540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 181, 217, 308, 341, 362, 434, 682, 724, 868, 1267, 1364, 1991, 2387, 2534, 3982, 4774, 5068, 5611, 7964, 9548, 11222, 13937, 22444, 27874, 39277, 55748, 61721, 78554, 123442, 157108, 246884, 432047, 864094, 1728188]

約数ペア:

[(1, 1728188), (2, 864094), (4, 432047), (7, 246884), (11, 157108), (14, 123442), (22, 78554), (28, 61721), (31, 55748), (44, 39277), (62, 27874), (77, 22444), (124, 13937), (154, 11222), (181, 9548), (217, 7964), (308, 5611), (341, 5068), (362, 4774), (434, 3982), (682, 2534), (724, 2387), (868, 1991), (1267, 1364)]