681342642

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1023037}}^1$

素因数の和:1023082

約数の個数: 24

約数和(自身を含む): 1516142316

約数和(自身を除く): 834799674

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 1023037, 2046074, 3069111, 6138222, 9207333, 18414666, 37852369, 75704738, 113557107, 227114214, 340671321, 681342642]

約数ペア:

[(1, 681342642), (2, 340671321), (3, 227114214), (6, 113557107), (9, 75704738), (18, 37852369), (37, 18414666), (74, 9207333), (111, 6138222), (222, 3069111), (333, 2046074), (666, 1023037)]