7215988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{919}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 13704320

約数和(自身を除く): 6488332

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 919, 1838, 1963, 3676, 3926, 7852, 11947, 23894, 47788, 138769, 277538, 555076, 1803997, 3607994, 7215988]

約数ペア:

[(1, 7215988), (2, 3607994), (4, 1803997), (13, 555076), (26, 277538), (52, 138769), (151, 47788), (302, 23894), (604, 11947), (919, 7852), (1838, 3926), (1963, 3676)]