51808707

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2753}}^1$

素因数の和:2820

約数の個数: 32

約数和(自身を含む): 83280960

約数和(自身を除く): 31472253

約数列:

[1, 3, 9, 17, 27, 41, 51, 123, 153, 369, 459, 697, 1107, 2091, 2753, 6273, 8259, 18819, 24777, 46801, 74331, 112873, 140403, 338619, 421209, 1015857, 1263627, 1918841, 3047571, 5756523, 17269569, 51808707]

約数ペア:

[(1, 51808707), (3, 17269569), (9, 5756523), (17, 3047571), (27, 1918841), (41, 1263627), (51, 1015857), (123, 421209), (153, 338619), (369, 140403), (459, 112873), (697, 74331), (1107, 46801), (2091, 24777), (2753, 18819), (6273, 8259)]