3991691

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 16

約数和(自身を含む): 4665600

約数和(自身を除く): 673909

約数列:

[1, 11, 19, 71, 209, 269, 781, 1349, 2959, 5111, 14839, 19099, 56221, 210089, 362881, 3991691]

約数ペア:

[(1, 3991691), (11, 362881), (19, 210089), (71, 56221), (209, 19099), (269, 14839), (781, 5111), (1349, 2959)]