13205367

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1171}}^1$

素因数の和:1363

約数の個数: 24

約数和(自身を含む): 21939840

約数和(自身を除く): 8734473

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1171, 1253, 1611, 3513, 3759, 8197, 10539, 11277, 24591, 73773, 209609, 628827, 1467263, 1886481, 4401789, 13205367]

約数ペア:

[(1, 13205367), (3, 4401789), (7, 1886481), (9, 1467263), (21, 628827), (63, 209609), (179, 73773), (537, 24591), (1171, 11277), (1253, 10539), (1611, 8197), (3513, 3759)]