161571553

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{66463}}^1$

素因数の和:66504

約数の個数: 16

約数和(自身を含む): 200987136

約数和(自身を除く): 39415583

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 66463, 731093, 864019, 1129871, 9504209, 12428581, 14688323, 161571553]

約数ペア:

[(1, 161571553), (11, 14688323), (13, 12428581), (17, 9504209), (143, 1129871), (187, 864019), (221, 731093), (2431, 66463)]