201889281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 299980800

約数和(自身を除く): 98091519

約数列:

[1, 3, 11, 33, 71, 199, 213, 433, 597, 781, 1299, 2189, 2343, 4763, 6567, 14129, 14289, 30743, 42387, 86167, 92229, 155419, 258501, 338173, 466257, 947837, 1014519, 2843511, 6117857, 18353571, 67296427, 201889281]

約数ペア:

[(1, 201889281), (3, 67296427), (11, 18353571), (33, 6117857), (71, 2843511), (199, 1014519), (213, 947837), (433, 466257), (597, 338173), (781, 258501), (1299, 155419), (2189, 92229), (2343, 86167), (4763, 42387), (6567, 30743), (14129, 14289)]