51817401

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{5869}}^1$

素因数の和:5990

約数の個数: 20

約数和(自身を含む): 78129700

約数和(自身を除く): 26312299

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 5869, 8829, 17607, 52821, 158463, 475389, 639721, 1919163, 5757489, 17272467, 51817401]

約数ペア:

[(1, 51817401), (3, 17272467), (9, 5757489), (27, 1919163), (81, 639721), (109, 475389), (327, 158463), (981, 52821), (2943, 17607), (5869, 8829)]