12671025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3929}}^1$

素因数の和:3985

約数の個数: 24

約数和(自身を含む): 21442080

約数和(自身を除く): 8771055

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 3929, 11787, 19645, 58935, 98225, 168947, 294675, 506841, 844735, 2534205, 4223675, 12671025]

約数ペア:

[(1, 12671025), (3, 4223675), (5, 2534205), (15, 844735), (25, 506841), (43, 294675), (75, 168947), (129, 98225), (215, 58935), (645, 19645), (1075, 11787), (3225, 3929)]