12912291

素因数分解:

$3^5\times 7^1\times {\mathrm{7591}}^1$

素因数の和:7613

約数の個数: 24

約数和(自身を含む): 22107904

約数和(自身を除く): 9195613

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 7591, 22773, 53137, 68319, 159411, 204957, 478233, 614871, 1434699, 1844613, 4304097, 12912291]

約数ペア:

[(1, 12912291), (3, 4304097), (7, 1844613), (9, 1434699), (21, 614871), (27, 478233), (63, 204957), (81, 159411), (189, 68319), (243, 53137), (567, 22773), (1701, 7591)]