27689985

素因数分解:

$3^3\times 5^1\times {\mathrm{205111}}^1$

素因数の和:205125

約数の個数: 16

約数和(自身を含む): 49226880

約数和(自身を除く): 21536895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 205111, 615333, 1025555, 1845999, 3076665, 5537997, 9229995, 27689985]

約数ペア:

[(1, 27689985), (3, 9229995), (5, 5537997), (9, 3076665), (15, 1845999), (27, 1025555), (45, 615333), (135, 205111)]