128402513

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1201}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 143663040

約数和(自身を除く): 15260527

約数列:

[1, 17, 19, 323, 331, 1201, 5627, 6289, 20417, 22819, 106913, 387923, 397531, 6758027, 7553089, 128402513]

約数ペア:

[(1, 128402513), (17, 7553089), (19, 6758027), (323, 397531), (331, 387923), (1201, 106913), (5627, 22819), (6289, 20417)]