199976287

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{3881}}^1$

素因数の和:4338

約数の個数: 16

約数和(自身を含む): 242609472

約数和(自身を除く): 42633185

約数列:

[1, 7, 17, 119, 433, 3031, 3881, 7361, 27167, 51527, 65977, 461839, 1680473, 11763311, 28568041, 199976287]

約数ペア:

[(1, 199976287), (7, 28568041), (17, 11763311), (119, 1680473), (433, 461839), (3031, 65977), (3881, 51527), (7361, 27167)]