179701983

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{30391}}^1$

素因数の和:30476

約数の個数: 20

約数和(自身を含む): 272129968

約数和(自身を除く): 92427985

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 30391, 91173, 273519, 820557, 2218543, 2461671, 6655629, 19966887, 59900661, 179701983]

約数ペア:

[(1, 179701983), (3, 59900661), (9, 19966887), (27, 6655629), (73, 2461671), (81, 2218543), (219, 820557), (657, 273519), (1971, 91173), (5913, 30391)]