27903071

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2441}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 33758208

約数和(自身を除く): 5855137

約数列:

[1, 7, 23, 71, 161, 497, 1633, 2441, 11431, 17087, 56143, 173311, 393001, 1213177, 3986153, 27903071]

約数ペア:

[(1, 27903071), (7, 3986153), (23, 1213177), (71, 393001), (161, 173311), (497, 56143), (1633, 17087), (2441, 11431)]