12720954

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 26231040

約数和(自身を除く): 13510086

約数列:

[1, 2, 3, 6, 53, 106, 109, 159, 218, 318, 327, 367, 654, 734, 1101, 2202, 5777, 11554, 17331, 19451, 34662, 38902, 40003, 58353, 80006, 116706, 120009, 240018, 2120159, 4240318, 6360477, 12720954]

約数ペア:

[(1, 12720954), (2, 6360477), (3, 4240318), (6, 2120159), (53, 240018), (106, 120009), (109, 116706), (159, 80006), (218, 58353), (318, 40003), (327, 38902), (367, 34662), (654, 19451), (734, 17331), (1101, 11554), (2202, 5777)]