12620853

素因数分解:

$3^4\times 7^1\times {\mathrm{22259}}^1$

素因数の和:22278

約数の個数: 20

約数和(自身を含む): 21547680

約数和(自身を除く): 8926827

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22259, 66777, 155813, 200331, 467439, 600993, 1402317, 1802979, 4206951, 12620853]

約数ペア:

[(1, 12620853), (3, 4206951), (7, 1802979), (9, 1402317), (21, 600993), (27, 467439), (63, 200331), (81, 155813), (189, 66777), (567, 22259)]