9889957

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 13178880

約数和(自身を除く): 3288923

約数列:

[1, 7, 11, 29, 43, 77, 103, 203, 301, 319, 473, 721, 1133, 1247, 2233, 2987, 3311, 4429, 7931, 8729, 13717, 20909, 31003, 32857, 48719, 96019, 128441, 229999, 341033, 899087, 1412851, 9889957]

約数ペア:

[(1, 9889957), (7, 1412851), (11, 899087), (29, 341033), (43, 229999), (77, 128441), (103, 96019), (203, 48719), (301, 32857), (319, 31003), (473, 20909), (721, 13717), (1133, 8729), (1247, 7931), (2233, 4429), (2987, 3311)]