12739251

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{3389}}^1$

素因数の和:3578

約数の個数: 16

約数和(自身を含む): 19526400

約数和(自身を除く): 6787149

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3389, 3759, 10167, 23723, 71169, 606631, 1819893, 4246417, 12739251]

約数ペア:

[(1, 12739251), (3, 4246417), (7, 1819893), (21, 606631), (179, 71169), (537, 23723), (1253, 10167), (3389, 3759)]