138921318

素因数分解:

$2^1\times 3^4\times {\mathrm{857539}}^1$

素因数の和:857553

約数の個数: 20

約数和(自身を含む): 311287020

約数和(自身を除く): 172365702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 857539, 1715078, 2572617, 5145234, 7717851, 15435702, 23153553, 46307106, 69460659, 138921318]

約数ペア:

[(1, 138921318), (2, 69460659), (3, 46307106), (6, 23153553), (9, 15435702), (18, 7717851), (27, 5145234), (54, 2572617), (81, 1715078), (162, 857539)]