201798527

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 249520128

約数和(自身を除く): 47721601

約数列:

[1, 7, 23, 43, 103, 161, 283, 301, 721, 989, 1981, 2369, 4429, 6509, 6923, 12169, 16583, 29149, 31003, 45563, 85183, 101867, 204043, 279887, 670427, 713069, 1253407, 1959209, 4692989, 8773849, 28828361, 201798527]

約数ペア:

[(1, 201798527), (7, 28828361), (23, 8773849), (43, 4692989), (103, 1959209), (161, 1253407), (283, 713069), (301, 670427), (721, 279887), (989, 204043), (1981, 101867), (2369, 85183), (4429, 45563), (6509, 31003), (6923, 29149), (12169, 16583)]