81069378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039351}}^1$

素因数の和:1039369

約数の個数: 16

約数和(自身を含む): 174611136

約数和(自身を除く): 93541758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1039351, 2078702, 3118053, 6236106, 13511563, 27023126, 40534689, 81069378]

約数ペア:

[(1, 81069378), (2, 40534689), (3, 27023126), (6, 13511563), (13, 6236106), (26, 3118053), (39, 2078702), (78, 1039351)]