91287185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 122943744

約数和(自身を除く): 31656559

約数列:

[1, 5, 11, 55, 71, 97, 241, 355, 485, 781, 1067, 1205, 2651, 3905, 5335, 6887, 13255, 17111, 23377, 34435, 75757, 85555, 116885, 188221, 257147, 378785, 941105, 1285735, 1659767, 8298835, 18257437, 91287185]

約数ペア:

[(1, 91287185), (5, 18257437), (11, 8298835), (55, 1659767), (71, 1285735), (97, 941105), (241, 378785), (355, 257147), (485, 188221), (781, 116885), (1067, 85555), (1205, 75757), (2651, 34435), (3905, 23377), (5335, 17111), (6887, 13255)]