208587621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1381}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 318412800

約数和(自身を除く): 109825179

約数列:

[1, 3, 11, 23, 33, 69, 199, 253, 597, 759, 1381, 2189, 4143, 4577, 6567, 13731, 15191, 31763, 45573, 50347, 95289, 151041, 274819, 349393, 824457, 1048179, 3023009, 6320837, 9069027, 18962511, 69529207, 208587621]

約数ペア:

[(1, 208587621), (3, 69529207), (11, 18962511), (23, 9069027), (33, 6320837), (69, 3023009), (199, 1048179), (253, 824457), (597, 349393), (759, 274819), (1381, 151041), (2189, 95289), (4143, 50347), (4577, 45573), (6567, 31763), (13731, 15191)]