66765293

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{3191}}^1$

素因数の和:3273

約数の個数: 16

約数和(自身を含む): 79161600

約数和(自身を除く): 12396307

約数列:

[1, 7, 49, 61, 343, 427, 2989, 3191, 20923, 22337, 156359, 194651, 1094513, 1362557, 9537899, 66765293]

約数ペア:

[(1, 66765293), (7, 9537899), (49, 1362557), (61, 1094513), (343, 194651), (427, 156359), (2989, 22337), (3191, 20923)]