12428781

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2731}}^1$

素因数の和:2812

約数の個数: 16

約数和(自身を含む): 17441088

約数和(自身を除く): 5012307

約数列:

[1, 3, 37, 41, 111, 123, 1517, 2731, 4551, 8193, 101047, 111971, 303141, 335913, 4142927, 12428781]

約数ペア:

[(1, 12428781), (3, 4142927), (37, 335913), (41, 303141), (111, 111971), (123, 101047), (1517, 8193), (2731, 4551)]