2741109

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 4404960

約数和(自身を除く): 1663851

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 643, 1421, 1929, 4263, 4501, 13503, 18647, 31507, 55941, 94521, 130529, 391587, 913703, 2741109]

約数ペア:

[(1, 2741109), (3, 913703), (7, 391587), (21, 130529), (29, 94521), (49, 55941), (87, 31507), (147, 18647), (203, 13503), (609, 4501), (643, 4263), (1421, 1929)]