81186543

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{6551}}^1$

素因数の和:6586

約数の個数: 28

約数和(自身を含む): 128904048

約数和(自身を除く): 47717505

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 6551, 12393, 19653, 58959, 111367, 176877, 334101, 530631, 1002303, 1591893, 3006909, 4775679, 9020727, 27062181, 81186543]

約数ペア:

[(1, 81186543), (3, 27062181), (9, 9020727), (17, 4775679), (27, 3006909), (51, 1591893), (81, 1002303), (153, 530631), (243, 334101), (459, 176877), (729, 111367), (1377, 58959), (4131, 19653), (6551, 12393)]