1311541889

素因数分解:

$7^2\times {\mathrm{643}}^1\times {\mathrm{41627}}^1$

素因数の和:42284

約数の個数: 12

約数和(自身を含む): 1528080624

約数和(自身を除く): 216538735

約数列:

[1, 7, 49, 643, 4501, 31507, 41627, 291389, 2039723, 26766161, 187363127, 1311541889]

約数ペア:

[(1, 1311541889), (7, 187363127), (49, 26766161), (643, 2039723), (4501, 291389), (31507, 41627)]