13999972

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:296

約数の個数: 36

約数和(自身を含む): 29132544

約数和(自身を除く): 15132572

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 127, 217, 254, 434, 508, 868, 889, 1778, 3556, 3937, 7874, 15748, 16129, 27559, 32258, 55118, 64516, 110236, 112903, 225806, 451612, 499999, 999998, 1999996, 3499993, 6999986, 13999972]

約数ペア:

[(1, 13999972), (2, 6999986), (4, 3499993), (7, 1999996), (14, 999998), (28, 499999), (31, 451612), (62, 225806), (124, 112903), (127, 110236), (217, 64516), (254, 55118), (434, 32258), (508, 27559), (868, 16129), (889, 15748), (1778, 7874), (3556, 3937)]