39904431

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31151}}^1$

素因数の和:31222

約数の個数: 16

約数和(自身を含む): 61805568

約数和(自身を除く): 21901137

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 31151, 93453, 218057, 654171, 1900211, 5700633, 13301477, 39904431]

約数ペア:

[(1, 39904431), (3, 13301477), (7, 5700633), (21, 1900211), (61, 654171), (183, 218057), (427, 93453), (1281, 31151)]