201989795

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{250919}}^1$

素因数の和:250954

約数の個数: 16

約数和(自身を含む): 289059840

約数和(自身を除く): 87070045

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 250919, 1254595, 1756433, 5771137, 8782165, 28855685, 40397959, 201989795]

約数ペア:

[(1, 201989795), (5, 40397959), (7, 28855685), (23, 8782165), (35, 5771137), (115, 1756433), (161, 1254595), (805, 250919)]