2181569286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{20107}}^1$

素因数の和:20245

約数の個数: 48

約数和(自身を含む): 4768974144

約数和(自身を除く): 2587404858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 169, 214, 321, 338, 507, 642, 1014, 1391, 2782, 4173, 8346, 18083, 20107, 36166, 40214, 54249, 60321, 108498, 120642, 261391, 522782, 784173, 1568346, 2151449, 3398083, 4302898, 6454347, 6796166, 10194249, 12908694, 20388498, 27968837, 55937674, 83906511, 167813022, 363594881, 727189762, 1090784643, 2181569286]

約数ペア:

[(1, 2181569286), (2, 1090784643), (3, 727189762), (6, 363594881), (13, 167813022), (26, 83906511), (39, 55937674), (78, 27968837), (107, 20388498), (169, 12908694), (214, 10194249), (321, 6796166), (338, 6454347), (507, 4302898), (642, 3398083), (1014, 2151449), (1391, 1568346), (2782, 784173), (4173, 522782), (8346, 261391), (18083, 120642), (20107, 108498), (36166, 60321), (40214, 54249)]