81130167

素因数分解:

$3^5\times {\mathrm{137}}^1\times {\mathrm{2437}}^1$

素因数の和:2589

約数の個数: 24

約数和(自身を含む): 122465616

約数和(自身を除く): 41335449

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 1233, 2437, 3699, 7311, 11097, 21933, 33291, 65799, 197397, 333869, 592191, 1001607, 3004821, 9014463, 27043389, 81130167]

約数ペア:

[(1, 81130167), (3, 27043389), (9, 9014463), (27, 3004821), (81, 1001607), (137, 592191), (243, 333869), (411, 197397), (1233, 65799), (2437, 33291), (3699, 21933), (7311, 11097)]