39689745

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4003}}^1$

素因数の和:4672

約数の個数: 16

約数和(自身を含む): 63615552

約数和(自身を除く): 23925807

約数列:

[1, 3, 5, 15, 661, 1983, 3305, 4003, 9915, 12009, 20015, 60045, 2645983, 7937949, 13229915, 39689745]

約数ペア:

[(1, 39689745), (3, 13229915), (5, 7937949), (15, 2645983), (661, 60045), (1983, 20015), (3305, 12009), (4003, 9915)]