261574168

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{1867}}^1$

素因数の和:2167

約数の個数: 32

約数和(自身を含む): 498980160

約数和(自身を除く): 237405992

約数列:

[1, 2, 4, 8, 83, 166, 211, 332, 422, 664, 844, 1688, 1867, 3734, 7468, 14936, 17513, 35026, 70052, 140104, 154961, 309922, 393937, 619844, 787874, 1239688, 1575748, 3151496, 32696771, 65393542, 130787084, 261574168]

約数ペア:

[(1, 261574168), (2, 130787084), (4, 65393542), (8, 32696771), (83, 3151496), (166, 1575748), (211, 1239688), (332, 787874), (422, 619844), (664, 393937), (844, 309922), (1688, 154961), (1867, 140104), (3734, 70052), (7468, 35026), (14936, 17513)]