66688293

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{138071}}^1$

素因数の和:138104

約数の個数: 16

約数和(自身を含む): 106039296

約数和(自身を除く): 39351003

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 138071, 414213, 966497, 2899491, 3175633, 9526899, 22229431, 66688293]

約数ペア:

[(1, 66688293), (3, 22229431), (7, 9526899), (21, 3175633), (23, 2899491), (69, 966497), (161, 414213), (483, 138071)]