206702881

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8311}}^1$

素因数の和:8365

約数の個数: 32

約数和(自身を含む): 287262720

約数和(自身を除く): 80559839

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1309, 1463, 2261, 3553, 8311, 24871, 58177, 91421, 141287, 157909, 639947, 989009, 1105363, 1554157, 1736999, 2684453, 10879099, 12158993, 18791171, 29528983, 206702881]

約数ペア:

[(1, 206702881), (7, 29528983), (11, 18791171), (17, 12158993), (19, 10879099), (77, 2684453), (119, 1736999), (133, 1554157), (187, 1105363), (209, 989009), (323, 639947), (1309, 157909), (1463, 141287), (2261, 91421), (3553, 58177), (8311, 24871)]