51318639

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{300109}}^1$

素因数の和:300134

約数の個数: 12

約数和(自身を含む): 78028600

約数和(自身を除く): 26709961

約数列:

[1, 3, 9, 19, 57, 171, 300109, 900327, 2700981, 5702071, 17106213, 51318639]

約数ペア:

[(1, 51318639), (3, 17106213), (9, 5702071), (19, 2700981), (57, 900327), (171, 300109)]