28080054

素因数分解:

$2^1\times 3^3\times {\mathrm{331}}^1\times {\mathrm{1571}}^1$

素因数の和:1913

約数の個数: 32

約数和(自身を含む): 62628480

約数和(自身を除く): 34548426

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 331, 662, 993, 1571, 1986, 2979, 3142, 4713, 5958, 8937, 9426, 14139, 17874, 28278, 42417, 84834, 520001, 1040002, 1560003, 3120006, 4680009, 9360018, 14040027, 28080054]

約数ペア:

[(1, 28080054), (2, 14040027), (3, 9360018), (6, 4680009), (9, 3120006), (18, 1560003), (27, 1040002), (54, 520001), (331, 84834), (662, 42417), (993, 28278), (1571, 17874), (1986, 14139), (2979, 9426), (3142, 8937), (4713, 5958)]