8220792321

素因数分解:

$3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{256363}}^1$

素因数の和:256885

約数の個数: 24

約数和(自身を含む): 13597546560

約数和(自身を除く): 5376754239

約数列:

[1, 3, 7, 9, 21, 63, 509, 1527, 3563, 4581, 10689, 32067, 256363, 769089, 1794541, 2307267, 5383623, 16150869, 130488767, 391466301, 913421369, 1174398903, 2740264107, 8220792321]

約数ペア:

[(1, 8220792321), (3, 2740264107), (7, 1174398903), (9, 913421369), (21, 391466301), (63, 130488767), (509, 16150869), (1527, 5383623), (3563, 2307267), (4581, 1794541), (10689, 769089), (32067, 256363)]