128223531

素因数分解:

$3^2\times {\mathrm{839}}^1\times {\mathrm{16981}}^1$

素因数の和:17826

約数の個数: 12

約数和(自身を含む): 185443440

約数和(自身を除く): 57219909

約数列:

[1, 3, 9, 839, 2517, 7551, 16981, 50943, 152829, 14247059, 42741177, 128223531]

約数ペア:

[(1, 128223531), (3, 42741177), (9, 14247059), (839, 152829), (2517, 50943), (7551, 16981)]