51661563

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{1069}}^1$

素因数の和:1342

約数の個数: 16

約数和(自身を含む): 70106400

約数和(自身を除く): 18444837

約数列:

[1, 3, 89, 181, 267, 543, 1069, 3207, 16109, 48327, 95141, 193489, 285423, 580467, 17220521, 51661563]

約数ペア:

[(1, 51661563), (3, 17220521), (89, 580467), (181, 285423), (267, 193489), (543, 95141), (1069, 48327), (3207, 16109)]