81074838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039421}}^1$

素因数の和:1039439

約数の個数: 16

約数和(自身を含む): 174622896

約数和(自身を除く): 93548058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1039421, 2078842, 3118263, 6236526, 13512473, 27024946, 40537419, 81074838]

約数ペア:

[(1, 81074838), (2, 40537419), (3, 27024946), (6, 13512473), (13, 6236526), (26, 3118263), (39, 2078842), (78, 1039421)]