201918639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{304553}}^1$

素因数の和:304586

約数の個数: 16

約数和(自身を含む): 306990432

約数和(自身を除く): 105071793

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 304553, 913659, 3959189, 5177401, 11877567, 15532203, 67306213, 201918639]

約数ペア:

[(1, 201918639), (3, 67306213), (13, 15532203), (17, 11877567), (39, 5177401), (51, 3959189), (221, 913659), (663, 304553)]