627702939

素因数分解:

$3^4\times {\mathrm{821}}^1\times {\mathrm{9439}}^1$

素因数の和:10272

約数の個数: 20

約数和(自身を含む): 938921280

約数和(自身を除く): 311218341

約数列:

[1, 3, 9, 27, 81, 821, 2463, 7389, 9439, 22167, 28317, 66501, 84951, 254853, 764559, 7749419, 23248257, 69744771, 209234313, 627702939]

約数ペア:

[(1, 627702939), (3, 209234313), (9, 69744771), (27, 23248257), (81, 7749419), (821, 764559), (2463, 254853), (7389, 84951), (9439, 66501), (22167, 28317)]