200168913

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{221671}}^1$

素因数の和:221724

約数の個数: 16

約数和(自身を含む): 312114176

約数和(自身を除く): 111945263

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 221671, 665013, 1551697, 4655091, 9531853, 28595559, 66722971, 200168913]

約数ペア:

[(1, 200168913), (3, 66722971), (7, 28595559), (21, 9531853), (43, 4655091), (129, 1551697), (301, 665013), (903, 221671)]