128416221

素因数分解:

$3^2\times {\mathrm{3517}}^1\times {\mathrm{4057}}^1$

素因数の和:7580

約数の個数: 12

約数和(自身を含む): 185588572

約数和(自身を除く): 57172351

約数列:

[1, 3, 9, 3517, 4057, 10551, 12171, 31653, 36513, 14268469, 42805407, 128416221]

約数ペア:

[(1, 128416221), (3, 42805407), (9, 14268469), (3517, 36513), (4057, 31653), (10551, 12171)]