81051818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{55439}}^1$

素因数の和:55501

約数の個数: 16

約数和(自身を含む): 131725440

約数和(自身を除く): 50673622

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 55439, 110878, 942463, 1884926, 2383877, 4767754, 40525909, 81051818]

約数ペア:

[(1, 81051818), (2, 40525909), (17, 4767754), (34, 2383877), (43, 1884926), (86, 942463), (731, 110878), (1462, 55439)]