26155521

素因数分解:

$3^3\times 7^1\times {\mathrm{138389}}^1$

素因数の和:138405

約数の個数: 16

約数和(自身を含む): 44284800

約数和(自身を除く): 18129279

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 138389, 415167, 968723, 1245501, 2906169, 3736503, 8718507, 26155521]

約数ペア:

[(1, 26155521), (3, 8718507), (7, 3736503), (9, 2906169), (21, 1245501), (27, 968723), (63, 415167), (189, 138389)]