13131189

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 19918080

約数和(自身を除く): 6786891

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 839, 1739, 2517, 5217, 7551, 15651, 31043, 39433, 93129, 118299, 279387, 354897, 1459021, 4377063, 13131189]

約数ペア:

[(1, 13131189), (3, 4377063), (9, 1459021), (37, 354897), (47, 279387), (111, 118299), (141, 93129), (333, 39433), (423, 31043), (839, 15651), (1739, 7551), (2517, 5217)]