87155919

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{7741}}^1$

素因数の和:7892

約数の個数: 20

約数和(自身を含む): 131149480

約数和(自身を除く): 43993561

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 7741, 11259, 23223, 69669, 209007, 627021, 1075999, 3227997, 9683991, 29051973, 87155919]

約数ペア:

[(1, 87155919), (3, 29051973), (9, 9683991), (27, 3227997), (81, 1075999), (139, 627021), (417, 209007), (1251, 69669), (3753, 23223), (7741, 11259)]