78707085

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127979}}^1$

素因数の和:128028

約数の個数: 16

約数和(自身を含む): 129003840

約数和(自身を除く): 50296755

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 127979, 383937, 639895, 1919685, 5247139, 15741417, 26235695, 78707085]

約数ペア:

[(1, 78707085), (3, 26235695), (5, 15741417), (15, 5247139), (41, 1919685), (123, 639895), (205, 383937), (615, 127979)]