12571279

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 15336000

約数和(自身を除く): 2764721

約数列:

[1, 7, 17, 119, 149, 709, 1043, 2533, 4963, 12053, 17731, 84371, 105641, 739487, 1795897, 12571279]

約数ペア:

[(1, 12571279), (7, 1795897), (17, 739487), (119, 105641), (149, 84371), (709, 17731), (1043, 12053), (2533, 4963)]