81448173

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{59149}}^1$

素因数の和:59178

約数の個数: 20

約数和(自身を含む): 128828700

約数和(自身を除く): 47380527

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 59149, 177447, 532341, 1005533, 1597023, 3016599, 4791069, 9049797, 27149391, 81448173]

約数ペア:

[(1, 81448173), (3, 27149391), (9, 9049797), (17, 4791069), (27, 3016599), (51, 1597023), (81, 1005533), (153, 532341), (459, 177447), (1377, 59149)]