28137795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3011}}^1$

素因数の和:3115

約数の個数: 32

約数和(自身を含む): 52047360

約数和(自身を除く): 23909565

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 1335, 1869, 3011, 3115, 9033, 9345, 15055, 21077, 45165, 63231, 105385, 267979, 316155, 803937, 1339895, 1875853, 4019685, 5627559, 9379265, 28137795]

約数ペア:

[(1, 28137795), (3, 9379265), (5, 5627559), (7, 4019685), (15, 1875853), (21, 1339895), (35, 803937), (89, 316155), (105, 267979), (267, 105385), (445, 63231), (623, 45165), (1335, 21077), (1869, 15055), (3011, 9345), (3115, 9033)]