287130291

素因数分解:

$3^1\times 7^1\times {\mathrm{13672871}}^1$

素因数の和:13672881

約数の個数: 8

約数和(自身を含む): 437531904

約数和(自身を除く): 150401613

約数列:

[1, 3, 7, 21, 13672871, 41018613, 95710097, 287130291]

約数ペア:

[(1, 287130291), (3, 95710097), (7, 41018613), (21, 13672871)]