1320805554

素因数分解:

$2^1\times 3^1\times {\mathrm{3433}}^1\times {\mathrm{64123}}^1$

素因数の和:67561

約数の個数: 16

約数和(自身を含む): 2642421792

約数和(自身を除く): 1321616238

約数列:

[1, 2, 3, 6, 3433, 6866, 10299, 20598, 64123, 128246, 192369, 384738, 220134259, 440268518, 660402777, 1320805554]

約数ペア:

[(1, 1320805554), (2, 660402777), (3, 440268518), (6, 220134259), (3433, 384738), (6866, 192369), (10299, 128246), (20598, 64123)]