81973094

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{65789}}^1$

素因数の和:65887

約数の個数: 16

約数和(自身を含む): 142106400

約数和(自身を除く): 60133306

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 65789, 131578, 460523, 921046, 5855221, 11710442, 40986547, 81973094]

約数ペア:

[(1, 81973094), (2, 40986547), (7, 11710442), (14, 5855221), (89, 921046), (178, 460523), (623, 131578), (1246, 65789)]