27785779

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1511}}^1$

素因数の和:1626

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 5308877

約数列:

[1, 7, 37, 71, 259, 497, 1511, 2627, 10577, 18389, 55907, 107281, 391349, 750967, 3969397, 27785779]

約数ペア:

[(1, 27785779), (7, 3969397), (37, 750967), (71, 391349), (259, 107281), (497, 55907), (1511, 18389), (2627, 10577)]