66681009

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{23081}}^1$

素因数の和:23197

約数の個数: 16

約数和(自身を含む): 99714240

約数和(自身を除く): 33033231

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 23081, 69243, 207729, 623187, 2469667, 7409001, 22227003, 66681009]

約数ペア:

[(1, 66681009), (3, 22227003), (9, 7409001), (27, 2469667), (107, 623187), (321, 207729), (963, 69243), (2889, 23081)]