47980735

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 64235808

約数和(自身を除く): 16255073

約数列:

[1, 5, 11, 55, 71, 121, 355, 605, 781, 1117, 3905, 5585, 8591, 12287, 42955, 61435, 79307, 135157, 396535, 675785, 872377, 4361885, 9596147, 47980735]

約数ペア:

[(1, 47980735), (5, 9596147), (11, 4361885), (55, 872377), (71, 675785), (121, 396535), (355, 135157), (605, 79307), (781, 61435), (1117, 42955), (3905, 12287), (5585, 8591)]