201781539

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1180009}}^1$

素因数の和:1180034

約数の個数: 12

約数和(自身を含む): 306802600

約数和(自身を除く): 105021061

約数列:

[1, 3, 9, 19, 57, 171, 1180009, 3540027, 10620081, 22420171, 67260513, 201781539]

約数ペア:

[(1, 201781539), (3, 67260513), (9, 22420171), (19, 10620081), (57, 3540027), (171, 1180009)]