53931985

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 66096000

約数和(自身を除く): 12164015

約数列:

[1, 5, 67, 199, 335, 809, 995, 4045, 13333, 54203, 66665, 160991, 271015, 804955, 10786397, 53931985]

約数ペア:

[(1, 53931985), (5, 10786397), (67, 804955), (199, 271015), (335, 160991), (809, 66665), (995, 54203), (4045, 13333)]