12989284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 28619136

約数和(自身を除く): 15629852

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 181, 233, 308, 362, 466, 724, 932, 1267, 1631, 1991, 2534, 2563, 3262, 3982, 5068, 5126, 6524, 7964, 10252, 13937, 17941, 27874, 35882, 42173, 55748, 71764, 84346, 168692, 295211, 463903, 590422, 927806, 1180844, 1855612, 3247321, 6494642, 12989284]

約数ペア:

[(1, 12989284), (2, 6494642), (4, 3247321), (7, 1855612), (11, 1180844), (14, 927806), (22, 590422), (28, 463903), (44, 295211), (77, 168692), (154, 84346), (181, 71764), (233, 55748), (308, 42173), (362, 35882), (466, 27874), (724, 17941), (932, 13937), (1267, 10252), (1631, 7964), (1991, 6524), (2534, 5126), (2563, 5068), (3262, 3982)]