128405255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{593}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 175177728

約数和(自身を除く): 46772473

約数列:

[1, 5, 11, 31, 55, 127, 155, 341, 593, 635, 1397, 1705, 2965, 3937, 6523, 6985, 18383, 19685, 32615, 43307, 75311, 91915, 202213, 216535, 376555, 828421, 1011065, 2334641, 4142105, 11673205, 25681051, 128405255]

約数ペア:

[(1, 128405255), (5, 25681051), (11, 11673205), (31, 4142105), (55, 2334641), (127, 1011065), (155, 828421), (341, 376555), (593, 216535), (635, 202213), (1397, 91915), (1705, 75311), (2965, 43307), (3937, 32615), (6523, 19685), (6985, 18383)]