55178571

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{17401}}^1$

素因数の和:17562

約数の個数: 16

約数和(自身を含む): 84643328

約数和(自身を除く): 29464757

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 17401, 52203, 121807, 365421, 2627551, 7882653, 18392857, 55178571]

約数ペア:

[(1, 55178571), (3, 18392857), (7, 7882653), (21, 2627551), (151, 365421), (453, 121807), (1057, 52203), (3171, 17401)]