661796406

素因数分解:

$2^1\times 3^6\times {\mathrm{453907}}^1$

素因数の和:453927

約数の個数: 28

約数和(自身を含む): 1488364332

約数和(自身を除く): 826567926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 453907, 907814, 1361721, 2723442, 4085163, 8170326, 12255489, 24510978, 36766467, 73532934, 110299401, 220598802, 330898203, 661796406]

約数ペア:

[(1, 661796406), (2, 330898203), (3, 220598802), (6, 110299401), (9, 73532934), (18, 36766467), (27, 24510978), (54, 12255489), (81, 8170326), (162, 4085163), (243, 2723442), (486, 1361721), (729, 907814), (1458, 453907)]