209220819

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{141461}}^1$

素因数の和:141510

約数の個数: 16

約数和(自身を含む): 305557920

約数和(自身を除く): 96337101

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 141461, 424383, 2404837, 4102369, 7214511, 12307107, 69740273, 209220819]

約数ペア:

[(1, 209220819), (3, 69740273), (17, 12307107), (29, 7214511), (51, 4102369), (87, 2404837), (493, 424383), (1479, 141461)]