78373899

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{6961}}^1$

素因数の和:7112

約数の個数: 20

約数和(自身を含む): 117936280

約数和(自身を除く): 39562381

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 6961, 11259, 20883, 62649, 187947, 563841, 967579, 2902737, 8708211, 26124633, 78373899]

約数ペア:

[(1, 78373899), (3, 26124633), (9, 8708211), (27, 2902737), (81, 967579), (139, 563841), (417, 187947), (1251, 62649), (3753, 20883), (6961, 11259)]