797421805

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{551849}}^1$

素因数の和:551888

約数の個数: 12

約数和(自身を含む): 1016507700

約数和(自身を除く): 219085895

約数列:

[1, 5, 17, 85, 289, 1445, 551849, 2759245, 9381433, 46907165, 159484361, 797421805]

約数ペア:

[(1, 797421805), (5, 159484361), (17, 46907165), (85, 9381433), (289, 2759245), (1445, 551849)]