201209919

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{20707}}^1$

素因数の和:20830

約数の個数: 16

約数和(自身を含む): 278315520

約数和(自身を除く): 77105601

約数列:

[1, 3, 41, 79, 123, 237, 3239, 9717, 20707, 62121, 848987, 1635853, 2546961, 4907559, 67069973, 201209919]

約数ペア:

[(1, 201209919), (3, 67069973), (41, 4907559), (79, 2546961), (123, 1635853), (237, 848987), (3239, 62121), (9717, 20707)]