199909745

素因数分解:

$5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{13567}}^1$

素因数の和:14000

約数の個数: 16

約数和(自身を含む): 274833408

約数和(自身を除く): 74923663

約数列:

[1, 5, 7, 35, 421, 2105, 2947, 13567, 14735, 67835, 94969, 474845, 5711707, 28558535, 39981949, 199909745]

約数ペア:

[(1, 199909745), (5, 39981949), (7, 28558535), (35, 5711707), (421, 474845), (2105, 94969), (2947, 67835), (13567, 14735)]