1569120021

素因数分解:

$3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{109721}}^1$

素因数の和:109961

約数の個数: 24

約数和(自身を含む): 2601728064

約数和(自身を除く): 1032608043

約数列:

[1, 3, 7, 9, 21, 63, 227, 681, 1589, 2043, 4767, 14301, 109721, 329163, 768047, 987489, 2304141, 6912423, 24906667, 74720001, 174346669, 224160003, 523040007, 1569120021]

約数ペア:

[(1, 1569120021), (3, 523040007), (7, 224160003), (9, 174346669), (21, 74720001), (63, 24906667), (227, 6912423), (681, 2304141), (1589, 987489), (2043, 768047), (4767, 329163), (14301, 109721)]