2009055321

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{350437}}^1$

素因数の和:350470

約数の個数: 36

約数和(自身を含む): 3635443812

約数和(自身を除く): 1626388491

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 350437, 1051311, 2453059, 3153933, 4555681, 7359177, 13667043, 17171413, 22077531, 31889767, 41001129, 51514239, 95669301, 154542717, 223228369, 287007903, 669685107, 2009055321]

約数ペア:

[(1, 2009055321), (3, 669685107), (7, 287007903), (9, 223228369), (13, 154542717), (21, 95669301), (39, 51514239), (49, 41001129), (63, 31889767), (91, 22077531), (117, 17171413), (147, 13667043), (273, 7359177), (441, 4555681), (637, 3153933), (819, 2453059), (1911, 1051311), (5733, 350437)]