2008149213

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{290657}}^1$

素因数の和:290721

約数の個数: 24

約数和(自身を含む): 3180961152

約数和(自身を除く): 1172811939

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 290657, 871971, 2034599, 6103797, 13660879, 14242193, 40982637, 42726579, 95626153, 286878459, 669383071, 2008149213]

約数ペア:

[(1, 2008149213), (3, 669383071), (7, 286878459), (21, 95626153), (47, 42726579), (49, 40982637), (141, 14242193), (147, 13660879), (329, 6103797), (987, 2034599), (2303, 871971), (6909, 290657)]