251435133

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{883}}^1\times {\mathrm{1091}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 376477920

約数和(自身を除く): 125042787

約数列:

[1, 3, 9, 29, 87, 261, 883, 1091, 2649, 3273, 7947, 9819, 25607, 31639, 76821, 94917, 230463, 284751, 963353, 2890059, 8670177, 27937237, 83811711, 251435133]

約数ペア:

[(1, 251435133), (3, 83811711), (9, 27937237), (29, 8670177), (87, 2890059), (261, 963353), (883, 284751), (1091, 230463), (2649, 94917), (3273, 76821), (7947, 31639), (9819, 25607)]