209874505

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{15137}}^1$

素因数の和:15248

約数の個数: 16

約数和(自身を含む): 261584640

約数和(自身を除く): 51710135

約数列:

[1, 5, 47, 59, 235, 295, 2773, 13865, 15137, 75685, 711439, 893083, 3557195, 4465415, 41974901, 209874505]

約数ペア:

[(1, 209874505), (5, 41974901), (47, 4465415), (59, 3557195), (235, 893083), (295, 711439), (2773, 75685), (13865, 15137)]