51213945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1877}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 87619968

約数和(自身を除く): 36406023

約数列:

[1, 3, 5, 15, 17, 51, 85, 107, 255, 321, 535, 1605, 1819, 1877, 5457, 5631, 9095, 9385, 27285, 28155, 31909, 95727, 159545, 200839, 478635, 602517, 1004195, 3012585, 3414263, 10242789, 17071315, 51213945]

約数ペア:

[(1, 51213945), (3, 17071315), (5, 10242789), (15, 3414263), (17, 3012585), (51, 1004195), (85, 602517), (107, 478635), (255, 200839), (321, 159545), (535, 95727), (1605, 31909), (1819, 28155), (1877, 27285), (5457, 9385), (5631, 9095)]