2664666

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{4001}}^1$

素因数の和:4046

約数の個数: 24

約数和(自身を含む): 5930964

約数和(自身を除く): 3266298

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 4001, 8002, 12003, 24006, 36009, 72018, 148037, 296074, 444111, 888222, 1332333, 2664666]

約数ペア:

[(1, 2664666), (2, 1332333), (3, 888222), (6, 444111), (9, 296074), (18, 148037), (37, 72018), (74, 36009), (111, 24006), (222, 12003), (333, 8002), (666, 4001)]