128869278

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{89867}}^1$

素因数の和:90111

約数の個数: 16

約数和(自身を含む): 258819840

約数和(自身を除く): 129950562

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 89867, 179734, 269601, 539202, 21478213, 42956426, 64434639, 128869278]

約数ペア:

[(1, 128869278), (2, 64434639), (3, 42956426), (6, 21478213), (239, 539202), (478, 269601), (717, 179734), (1434, 89867)]