205855101

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:951

約数の個数: 40

約数和(自身を含む): 325925600

約数和(自身を除く): 120070499

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 181, 513, 543, 739, 1539, 1629, 2217, 3439, 4887, 6651, 10317, 14041, 14661, 19953, 30951, 42123, 59859, 92853, 126369, 133759, 278559, 379107, 401277, 1137321, 1203831, 2541421, 3611493, 7624263, 10834479, 22872789, 68618367, 205855101]

約数ペア:

[(1, 205855101), (3, 68618367), (9, 22872789), (19, 10834479), (27, 7624263), (57, 3611493), (81, 2541421), (171, 1203831), (181, 1137321), (513, 401277), (543, 379107), (739, 278559), (1539, 133759), (1629, 126369), (2217, 92853), (3439, 59859), (4887, 42123), (6651, 30951), (10317, 19953), (14041, 14661)]