86872989

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 136546560

約数和(自身を除く): 49673571

約数列:

[1, 3, 7, 21, 53, 89, 159, 267, 371, 623, 877, 1113, 1869, 2631, 4717, 6139, 14151, 18417, 33019, 46481, 78053, 99057, 139443, 234159, 325367, 546371, 976101, 1639113, 4136809, 12410427, 28957663, 86872989]

約数ペア:

[(1, 86872989), (3, 28957663), (7, 12410427), (21, 4136809), (53, 1639113), (89, 976101), (159, 546371), (267, 325367), (371, 234159), (623, 139443), (877, 99057), (1113, 78053), (1869, 46481), (2631, 33019), (4717, 18417), (6139, 14151)]