201121479

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{90473}}^1$

素因数の和:90511

約数の個数: 24

約数和(自身を含む): 329325360

約数和(自身を除く): 128203881

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 90473, 271419, 814257, 1176149, 1718987, 3528447, 5156961, 10585341, 15470883, 22346831, 67040493, 201121479]

約数ペア:

[(1, 201121479), (3, 67040493), (9, 22346831), (13, 15470883), (19, 10585341), (39, 5156961), (57, 3528447), (117, 1718987), (171, 1176149), (247, 814257), (741, 271419), (2223, 90473)]