51467143

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 71518720

約数和(自身を除く): 20051577

約数列:

[1, 7, 13, 17, 19, 91, 103, 119, 133, 221, 247, 289, 323, 721, 1339, 1547, 1729, 1751, 1957, 2023, 2261, 3757, 4199, 5491, 9373, 12257, 13699, 22763, 25441, 26299, 29393, 29767, 33269, 38437, 71383, 159341, 178087, 208369, 232883, 386971, 432497, 499681, 565573, 2708797, 3027479, 3959011, 7352449, 51467143]

約数ペア:

[(1, 51467143), (7, 7352449), (13, 3959011), (17, 3027479), (19, 2708797), (91, 565573), (103, 499681), (119, 432497), (133, 386971), (221, 232883), (247, 208369), (289, 178087), (323, 159341), (721, 71383), (1339, 38437), (1547, 33269), (1729, 29767), (1751, 29393), (1957, 26299), (2023, 25441), (2261, 22763), (3757, 13699), (4199, 12257), (5491, 9373)]