85716819

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 130015040

約数和(自身を除く): 44298221

約数列:

[1, 3, 9, 27, 73, 157, 219, 277, 471, 657, 831, 1413, 1971, 2493, 4239, 7479, 11461, 20221, 34383, 43489, 60663, 103149, 130467, 181989, 309447, 391401, 545967, 1174203, 3174697, 9524091, 28572273, 85716819]

約数ペア:

[(1, 85716819), (3, 28572273), (9, 9524091), (27, 3174697), (73, 1174203), (157, 545967), (219, 391401), (277, 309447), (471, 181989), (657, 130467), (831, 103149), (1413, 60663), (1971, 43489), (2493, 34383), (4239, 20221), (7479, 11461)]