261500829

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{20641}}^1$

素因数の和:20788

約数の個数: 16

約数和(自身を含む): 360657024

約数和(自身を除く): 99156195

約数列:

[1, 3, 41, 103, 123, 309, 4223, 12669, 20641, 61923, 846281, 2126023, 2538843, 6378069, 87166943, 261500829]

約数ペア:

[(1, 261500829), (3, 87166943), (41, 6378069), (103, 2538843), (123, 2126023), (309, 846281), (4223, 61923), (12669, 20641)]