209933439

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{22921}}^1$

素因数の和:23038

約数の個数: 16

約数和(自身を含む): 290467584

約数和(自身を除く): 80534145

約数列:

[1, 3, 43, 71, 129, 213, 3053, 9159, 22921, 68763, 985603, 1627391, 2956809, 4882173, 69977813, 209933439]

約数ペア:

[(1, 209933439), (3, 69977813), (43, 4882173), (71, 2956809), (129, 1627391), (213, 985603), (3053, 68763), (9159, 22921)]