81022255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{4091}}^1$

素因数の和:4346

約数の個数: 16

約数和(自身を含む): 103413024

約数和(自身を除く): 22390769

約数列:

[1, 5, 17, 85, 233, 1165, 3961, 4091, 19805, 20455, 69547, 347735, 953203, 4766015, 16204451, 81022255]

約数ペア:

[(1, 81022255), (5, 16204451), (17, 4766015), (85, 953203), (233, 347735), (1165, 69547), (3961, 20455), (4091, 19805)]