51609985

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11087}}^1$

素因数の和:11125

約数の個数: 24

約数和(自身を含む): 75841920

約数和(自身を除く): 24231935

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 4655, 11087, 55435, 77609, 210653, 388045, 543263, 1053265, 1474571, 2716315, 7372855, 10321997, 51609985]

約数ペア:

[(1, 51609985), (5, 10321997), (7, 7372855), (19, 2716315), (35, 1474571), (49, 1053265), (95, 543263), (133, 388045), (245, 210653), (665, 77609), (931, 55435), (4655, 11087)]