2970891

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1429}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 5491200

約数和(自身を除く): 2520309

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 1429, 2079, 4287, 10003, 12861, 15719, 30009, 38583, 47157, 90027, 110033, 141471, 270081, 330099, 424413, 990297, 2970891]

約数ペア:

[(1, 2970891), (3, 990297), (7, 424413), (9, 330099), (11, 270081), (21, 141471), (27, 110033), (33, 90027), (63, 47157), (77, 38583), (99, 30009), (189, 15719), (231, 12861), (297, 10003), (693, 4287), (1429, 2079)]