51218085

素因数分解:

$3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{4159}}^1$

素因数の和:4988

約数の個数: 16

約数和(自身を含む): 82068480

約数和(自身を除く): 30850395

約数列:

[1, 3, 5, 15, 821, 2463, 4105, 4159, 12315, 12477, 20795, 62385, 3414539, 10243617, 17072695, 51218085]

約数ペア:

[(1, 51218085), (3, 17072695), (5, 10243617), (15, 3414539), (821, 62385), (2463, 20795), (4105, 12477), (4159, 12315)]