138780918

素因数分解:

$2^1\times 3^3\times {\mathrm{2570017}}^1$

素因数の和:2570028

約数の個数: 16

約数和(自身を含む): 308402160

約数和(自身を除く): 169621242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2570017, 5140034, 7710051, 15420102, 23130153, 46260306, 69390459, 138780918]

約数ペア:

[(1, 138780918), (2, 69390459), (3, 46260306), (6, 23130153), (9, 15420102), (18, 7710051), (27, 5140034), (54, 2570017)]