15139685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3964

約数の個数: 16

約数和(自身を含む): 20103552

約数和(自身を除く): 4963867

約数列:

[1, 5, 11, 55, 71, 355, 781, 3877, 3905, 19385, 42647, 213235, 275267, 1376335, 3027937, 15139685]

約数ペア:

[(1, 15139685), (5, 3027937), (11, 1376335), (55, 275267), (71, 213235), (355, 42647), (781, 19385), (3877, 3905)]