68670135

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21493}}^1$

素因数の和:21575

約数の個数: 24

約数和(自身を含む): 120710304

約数和(自身を除く): 52040169

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 21493, 64479, 107465, 193437, 322395, 967185, 1526003, 4578009, 7630015, 13734027, 22890045, 68670135]

約数ペア:

[(1, 68670135), (3, 22890045), (5, 13734027), (9, 7630015), (15, 4578009), (45, 1526003), (71, 967185), (213, 322395), (355, 193437), (639, 107465), (1065, 64479), (3195, 21493)]