51711905

素因数分解:

$5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2543}}^1$

素因数の和:2645

約数の個数: 24

約数和(自身を含む): 73084032

約数和(自身を除く): 21372127

約数列:

[1, 5, 7, 35, 49, 83, 245, 415, 581, 2543, 2905, 4067, 12715, 17801, 20335, 89005, 124607, 211069, 623035, 1055345, 1477483, 7387415, 10342381, 51711905]

約数ペア:

[(1, 51711905), (5, 10342381), (7, 7387415), (35, 1477483), (49, 1055345), (83, 623035), (245, 211069), (415, 124607), (581, 89005), (2543, 20335), (2905, 17801), (4067, 12715)]