31438881

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{8377}}^1$

素因数の和:8525

約数の個数: 16

約数和(自身を含む): 46916800

約数和(自身を除く): 15477919

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 8377, 25131, 75393, 226179, 1164403, 3493209, 10479627, 31438881]

約数ペア:

[(1, 31438881), (3, 10479627), (9, 3493209), (27, 1164403), (139, 226179), (417, 75393), (1251, 25131), (3753, 8377)]