71259208

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{20107}}^1$

素因数の和:20556

約数の個数: 16

約数和(自身を含む): 133919280

約数和(自身を除く): 62660072

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 20107, 40214, 80428, 160856, 8907401, 17814802, 35629604, 71259208]

約数ペア:

[(1, 71259208), (2, 35629604), (4, 17814802), (8, 8907401), (443, 160856), (886, 80428), (1772, 40214), (3544, 20107)]