81852147

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10139}}^1$

素因数の和:10184

約数の個数: 32

約数和(自身を含む): 136281600

約数和(自身を除く): 54429453

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2691, 8073, 10139, 30417, 91251, 131807, 233197, 273753, 395421, 699591, 1186263, 2098773, 3031561, 3558789, 6296319, 9094683, 27284049, 81852147]

約数ペア:

[(1, 81852147), (3, 27284049), (9, 9094683), (13, 6296319), (23, 3558789), (27, 3031561), (39, 2098773), (69, 1186263), (117, 699591), (207, 395421), (299, 273753), (351, 233197), (621, 131807), (897, 91251), (2691, 30417), (8073, 10139)]