290027521

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{204101}}^1$

素因数の和:204144

約数の個数: 12

約数和(自身を含む): 349014420

約数和(自身を除く): 58986899

約数列:

[1, 7, 29, 49, 203, 1421, 204101, 1428707, 5918929, 10000949, 41432503, 290027521]

約数ペア:

[(1, 290027521), (7, 41432503), (29, 10000949), (49, 5918929), (203, 1428707), (1421, 204101)]