27998703

素因数分解:

$3^6\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:410

約数の個数: 28

約数和(自身を含む): 42408400

約数和(自身を除く): 14409697

約数列:

[1, 3, 9, 27, 81, 193, 199, 243, 579, 597, 729, 1737, 1791, 5211, 5373, 15633, 16119, 38407, 46899, 48357, 115221, 140697, 145071, 345663, 1036989, 3110967, 9332901, 27998703]

約数ペア:

[(1, 27998703), (3, 9332901), (9, 3110967), (27, 1036989), (81, 345663), (193, 145071), (199, 140697), (243, 115221), (579, 48357), (597, 46899), (729, 38407), (1737, 16119), (1791, 15633), (5211, 5373)]