1620378

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 3702720

約数和(自身を除く): 2082342

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 811, 999, 1622, 1998, 2433, 4866, 7299, 14598, 21897, 30007, 43794, 60014, 90021, 180042, 270063, 540126, 810189, 1620378]

約数ペア:

[(1, 1620378), (2, 810189), (3, 540126), (6, 270063), (9, 180042), (18, 90021), (27, 60014), (37, 43794), (54, 30007), (74, 21897), (111, 14598), (222, 7299), (333, 4866), (666, 2433), (811, 1998), (999, 1622)]