220139919

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{33461}}^1$

素因数の和:33527

約数の個数: 24

約数和(自身を含む): 344524752

約数和(自身を除く): 124384833

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 33461, 100383, 301149, 568837, 1438823, 1706511, 4316469, 5119533, 12949407, 24459991, 73379973, 220139919]

約数ペア:

[(1, 220139919), (3, 73379973), (9, 24459991), (17, 12949407), (43, 5119533), (51, 4316469), (129, 1706511), (153, 1438823), (387, 568837), (731, 301149), (2193, 100383), (6579, 33461)]