54791667

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2213}}^1$

素因数の和:2360

約数の個数: 32

約数和(自身を含む): 93519360

約数和(自身を除く): 38727693

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1179, 2213, 2751, 3537, 6639, 8253, 15491, 19917, 24759, 46473, 59751, 139419, 289903, 418257, 869709, 2029321, 2609127, 6087963, 7827381, 18263889, 54791667]

約数ペア:

[(1, 54791667), (3, 18263889), (7, 7827381), (9, 6087963), (21, 2609127), (27, 2029321), (63, 869709), (131, 418257), (189, 289903), (393, 139419), (917, 59751), (1179, 46473), (2213, 24759), (2751, 19917), (3537, 15491), (6639, 8253)]