200907889

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1601}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 253122408

約数和(自身を除く): 52214519

約数列:

[1, 7, 13, 49, 91, 197, 637, 1379, 1601, 2561, 9653, 11207, 17927, 20813, 78449, 125489, 145691, 315397, 1019837, 2207779, 4100161, 15454453, 28701127, 200907889]

約数ペア:

[(1, 200907889), (7, 28701127), (13, 15454453), (49, 4100161), (91, 2207779), (197, 1019837), (637, 315397), (1379, 145691), (1601, 125489), (2561, 78449), (9653, 20813), (11207, 17927)]