81904078

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{7499}}^1$

素因数の和:7671

約数の個数: 16

約数和(自身を含む): 126720000

約数和(自身を除く): 44815922

約数列:

[1, 2, 43, 86, 127, 254, 5461, 7499, 10922, 14998, 322457, 644914, 952373, 1904746, 40952039, 81904078]

約数ペア:

[(1, 81904078), (2, 40952039), (43, 1904746), (86, 952373), (127, 644914), (254, 322457), (5461, 14998), (7499, 10922)]