199499538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4749989}}^1$

素因数の和:4750001

約数の個数: 16

約数和(自身を含む): 455999040

約数和(自身を除く): 256499502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4749989, 9499978, 14249967, 28499934, 33249923, 66499846, 99749769, 199499538]

約数ペア:

[(1, 199499538), (2, 99749769), (3, 66499846), (6, 33249923), (7, 28499934), (14, 14249967), (21, 9499978), (42, 4749989)]