25401818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 16934182

約数列:

[1, 2, 13, 26, 79, 83, 149, 158, 166, 298, 1027, 1079, 1937, 2054, 2158, 3874, 6557, 11771, 12367, 13114, 23542, 24734, 85241, 153023, 160771, 170482, 306046, 321542, 976993, 1953986, 12700909, 25401818]

約数ペア:

[(1, 25401818), (2, 12700909), (13, 1953986), (26, 976993), (79, 321542), (83, 306046), (149, 170482), (158, 160771), (166, 153023), (298, 85241), (1027, 24734), (1079, 23542), (1937, 13114), (2054, 12367), (2158, 11771), (3874, 6557)]