81696605881

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{257407}}^1$

素因数の和:257533

約数の個数: 24

約数和(自身を含む): 93393800192

約数和(自身を除く): 11697194311

約数列:

[1, 11, 43, 61, 121, 473, 671, 2623, 5203, 7381, 28853, 257407, 317383, 2831477, 11068501, 15701827, 31146247, 121753511, 172720097, 675178561, 1339288621, 1899921067, 7426964171, 81696605881]

約数ペア:

[(1, 81696605881), (11, 7426964171), (43, 1899921067), (61, 1339288621), (121, 675178561), (473, 172720097), (671, 121753511), (2623, 31146247), (5203, 15701827), (7381, 11068501), (28853, 2831477), (257407, 317383)]