489011854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{64667}}^1$

素因数の和:64887

約数の個数: 16

約数和(自身を含む): 776016000

約数和(自身を除く): 287004146

約数列:

[1, 2, 19, 38, 199, 398, 3781, 7562, 64667, 129334, 1228673, 2457346, 12868733, 25737466, 244505927, 489011854]

約数ペア:

[(1, 489011854), (2, 244505927), (19, 25737466), (38, 12868733), (199, 2457346), (398, 1228673), (3781, 129334), (7562, 64667)]