8127231

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20369}}^1$

素因数の和:20398

約数の個数: 16

約数和(自身を含む): 13036800

約数和(自身を除く): 4909569

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 20369, 61107, 142583, 387011, 427749, 1161033, 2709077, 8127231]

約数ペア:

[(1, 8127231), (3, 2709077), (7, 1161033), (19, 427749), (21, 387011), (57, 142583), (133, 61107), (399, 20369)]