12957651

素因数分解:

$3^4\times 7^1\times {\mathrm{22853}}^1$

素因数の和:22872

約数の個数: 20

約数和(自身を含む): 22122672

約数和(自身を除く): 9165021

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22853, 68559, 159971, 205677, 479913, 617031, 1439739, 1851093, 4319217, 12957651]

約数ペア:

[(1, 12957651), (3, 4319217), (7, 1851093), (9, 1439739), (21, 617031), (27, 479913), (63, 205677), (81, 159971), (189, 68559), (567, 22853)]