217050872005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1\times {\mathrm{175621}}^1$

素因数の和:176637

約数の個数: 32

約数和(自身を含む): 296798370048

約数和(自身を除く): 79747498043

約数列:

[1, 5, 11, 23, 55, 115, 253, 977, 1265, 4885, 10747, 22471, 53735, 112355, 175621, 247181, 878105, 1235905, 1931831, 4039283, 9659155, 20196415, 44432113, 171581717, 222160565, 857908585, 1887398887, 3946379491, 9436994435, 19731897455, 43410174401, 217050872005]

約数ペア:

[(1, 217050872005), (5, 43410174401), (11, 19731897455), (23, 9436994435), (55, 3946379491), (115, 1887398887), (253, 857908585), (977, 222160565), (1265, 171581717), (4885, 44432113), (10747, 20196415), (22471, 9659155), (53735, 4039283), (112355, 1931831), (175621, 1235905), (247181, 878105)]