247988679

素因数分解:

$3^1\times {\mathrm{269}}^1\times {\mathrm{487}}^1\times {\mathrm{631}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 333089280

約数和(自身を除く): 85100601

約数列:

[1, 3, 269, 487, 631, 807, 1461, 1893, 131003, 169739, 307297, 393009, 509217, 921891, 82662893, 247988679]

約数ペア:

[(1, 247988679), (3, 82662893), (269, 921891), (487, 509217), (631, 393009), (807, 307297), (1461, 169739), (1893, 131003)]