71784795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281509}}^1$

素因数の和:281534

約数の個数: 16

約数和(自身を含む): 121612320

約数和(自身を除く): 49827525

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281509, 844527, 1407545, 4222635, 4785653, 14356959, 23928265, 71784795]

約数ペア:

[(1, 71784795), (3, 23928265), (5, 14356959), (15, 4785653), (17, 4222635), (51, 1407545), (85, 844527), (255, 281509)]