4121537

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{233}}^1$

素因数の和:285

約数の個数: 18

約数和(自身を含む): 5081778

約数和(自身を除く): 960241

約数列:

[1, 7, 19, 49, 133, 233, 361, 931, 1631, 2527, 4427, 11417, 17689, 30989, 84113, 216923, 588791, 4121537]

約数ペア:

[(1, 4121537), (7, 588791), (19, 216923), (49, 84113), (133, 30989), (233, 17689), (361, 11417), (931, 4427), (1631, 2527)]