128587959

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{27529}}^1$

素因数の和:27711

約数の個数: 16

約数和(自身を含む): 191608800

約数和(自身を除く): 63020841

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 27529, 82587, 247761, 743283, 4762517, 14287551, 42862653, 128587959]

約数ペア:

[(1, 128587959), (3, 42862653), (9, 14287551), (27, 4762517), (173, 743283), (519, 247761), (1557, 82587), (4671, 27529)]