2900209599

素因数分解:

$3^2\times 7^2\times {\mathrm{6576439}}^1$

素因数の和:6576459

約数の個数: 18

約数和(自身を含む): 4873142040

約数和(自身を除く): 1972932441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6576439, 19729317, 46035073, 59187951, 138105219, 322245511, 414315657, 966736533, 2900209599]

約数ペア:

[(1, 2900209599), (3, 966736533), (7, 414315657), (9, 322245511), (21, 138105219), (49, 59187951), (63, 46035073), (147, 19729317), (441, 6576439)]