1356693381

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{985253}}^1$

素因数の和:985282

約数の個数: 20

約数和(自身を含む): 2145883212

約数和(自身を除く): 789189831

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 985253, 2955759, 8867277, 16749301, 26601831, 50247903, 79805493, 150743709, 452231127, 1356693381]

約数ペア:

[(1, 1356693381), (3, 452231127), (9, 150743709), (17, 79805493), (27, 50247903), (51, 26601831), (81, 16749301), (153, 8867277), (459, 2955759), (1377, 985253)]