2164239

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1$

素因数の和:377

約数の個数: 40

約数和(自身を含む): 4042368

約数和(自身を除く): 1878129

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 347, 567, 693, 891, 1041, 2079, 2429, 3123, 3817, 6237, 7287, 9369, 11451, 21861, 26719, 28107, 34353, 65583, 80157, 103059, 196749, 240471, 309177, 721413, 2164239]

約数ペア:

[(1, 2164239), (3, 721413), (7, 309177), (9, 240471), (11, 196749), (21, 103059), (27, 80157), (33, 65583), (63, 34353), (77, 28107), (81, 26719), (99, 21861), (189, 11451), (231, 9369), (297, 7287), (347, 6237), (567, 3817), (693, 3123), (891, 2429), (1041, 2079)]