208683567

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 315417600

約数和(自身を除く): 106734033

約数列:

[1, 3, 9, 27, 73, 219, 239, 443, 657, 717, 1329, 1971, 2151, 3987, 6453, 11961, 17447, 32339, 52341, 97017, 105877, 157023, 291051, 317631, 471069, 873153, 952893, 2858679, 7729021, 23187063, 69561189, 208683567]

約数ペア:

[(1, 208683567), (3, 69561189), (9, 23187063), (27, 7729021), (73, 2858679), (219, 952893), (239, 873153), (443, 471069), (657, 317631), (717, 291051), (1329, 157023), (1971, 105877), (2151, 97017), (3987, 52341), (6453, 32339), (11961, 17447)]