18398109

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1123}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 25321472

約数和(自身を除く): 6923363

約数列:

[1, 3, 43, 127, 129, 381, 1123, 3369, 5461, 16383, 48289, 142621, 144867, 427863, 6132703, 18398109]

約数ペア:

[(1, 18398109), (3, 6132703), (43, 427863), (127, 144867), (129, 142621), (381, 48289), (1123, 16383), (3369, 5461)]