248238981

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{5987}}^1$

素因数の和:6281

約数の個数: 24

約数和(自身を含む): 381124224

約数和(自身を除く): 132885243

約数列:

[1, 3, 9, 17, 51, 153, 271, 813, 2439, 4607, 5987, 13821, 17961, 41463, 53883, 101779, 305337, 916011, 1622477, 4867431, 14602293, 27582109, 82746327, 248238981]

約数ペア:

[(1, 248238981), (3, 82746327), (9, 27582109), (17, 14602293), (51, 4867431), (153, 1622477), (271, 916011), (813, 305337), (2439, 101779), (4607, 53883), (5987, 41463), (13821, 17961)]