27808839

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{4703}}^1$

素因数の和:4788

約数の個数: 20

約数和(自身を含む): 42119616

約数和(自身を除く): 14310777

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 4703, 5913, 14109, 42327, 126981, 343319, 380943, 1029957, 3089871, 9269613, 27808839]

約数ペア:

[(1, 27808839), (3, 9269613), (9, 3089871), (27, 1029957), (73, 380943), (81, 343319), (219, 126981), (657, 42327), (1971, 14109), (4703, 5913)]