217865714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{66463}}^1$

素因数の和:66625

約数の個数: 16

約数和(自身を含む): 358905600

約数和(自身を除く): 141039886

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 66463, 132926, 731093, 1462186, 9902987, 19805974, 108932857, 217865714]

約数ペア:

[(1, 217865714), (2, 108932857), (11, 19805974), (22, 9902987), (149, 1462186), (298, 731093), (1639, 132926), (3278, 66463)]