128193406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{135511}}^1$

素因数の和:135567

約数の個数: 16

約数和(自身を含む): 214651008

約数和(自身を除く): 86457602

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 135511, 271022, 1490621, 2981242, 5826973, 11653946, 64096703, 128193406]

約数ペア:

[(1, 128193406), (2, 64096703), (11, 11653946), (22, 5826973), (43, 2981242), (86, 1490621), (473, 271022), (946, 135511)]