129296668

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{1279}}^1$

素因数の和:1609

約数の個数: 24

約数和(自身を含む): 229376000

約数和(自身を除く): 100079332

約数列:

[1, 2, 4, 127, 199, 254, 398, 508, 796, 1279, 2558, 5116, 25273, 50546, 101092, 162433, 254521, 324866, 509042, 649732, 1018084, 32324167, 64648334, 129296668]

約数ペア:

[(1, 129296668), (2, 64648334), (4, 32324167), (127, 1018084), (199, 649732), (254, 509042), (398, 324866), (508, 254521), (796, 162433), (1279, 101092), (2558, 50546), (5116, 25273)]