258761709

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{62639}}^1$

素因数の和:62671

約数の個数: 24

約数和(自身を含む): 410417280

約数和(自身を除く): 151655571

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 62639, 187917, 563751, 1064863, 1691253, 3194589, 5073759, 9583767, 15221277, 28751301, 86253903, 258761709]

約数ペア:

[(1, 258761709), (3, 86253903), (9, 28751301), (17, 15221277), (27, 9583767), (51, 5073759), (81, 3194589), (153, 1691253), (243, 1064863), (459, 563751), (1377, 187917), (4131, 62639)]