138791338

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431029}}^1$

素因数の和:431061

約数の個数: 16

約数和(自身を含む): 248273280

約数和(自身を除く): 109481942

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 431029, 862058, 3017203, 6034406, 9913667, 19827334, 69395669, 138791338]

約数ペア:

[(1, 138791338), (2, 69395669), (7, 19827334), (14, 9913667), (23, 6034406), (46, 3017203), (161, 862058), (322, 431029)]