12389289

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8731}}^1$

素因数の和:8788

約数の個数: 16

約数和(自身を含む): 18441984

約数和(自身を除く): 6052695

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 8731, 26193, 96041, 288123, 375433, 1126299, 4129763, 12389289]

約数ペア:

[(1, 12389289), (3, 4129763), (11, 1126299), (33, 375433), (43, 288123), (129, 96041), (473, 26193), (1419, 8731)]