16994985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9521}}^1$

素因数の和:9553

約数の個数: 32

約数和(自身を含む): 32908032

約数和(自身を除く): 15913047

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 9521, 28563, 47605, 66647, 142815, 161857, 199941, 333235, 485571, 809285, 999705, 1132999, 2427855, 3398997, 5664995, 16994985]

約数ペア:

[(1, 16994985), (3, 5664995), (5, 3398997), (7, 2427855), (15, 1132999), (17, 999705), (21, 809285), (35, 485571), (51, 333235), (85, 199941), (105, 161857), (119, 142815), (255, 66647), (357, 47605), (595, 28563), (1785, 9521)]