25647543

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 40849920

約数和(自身を除く): 15202377

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 639, 787, 1207, 1917, 2361, 3621, 7083, 10863, 13379, 21249, 32589, 40137, 55877, 120411, 167631, 361233, 502893, 949909, 1508679, 2849727, 8549181, 25647543]

約数ペア:

[(1, 25647543), (3, 8549181), (9, 2849727), (17, 1508679), (27, 949909), (51, 502893), (71, 361233), (153, 167631), (213, 120411), (459, 55877), (639, 40137), (787, 32589), (1207, 21249), (1917, 13379), (2361, 10863), (3621, 7083)]