57120669

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{17581}}^1$

素因数の和:17625

約数の個数: 18

約数和(自身を含む): 87083646

約数和(自身を除く): 29962977

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 17581, 52743, 158229, 334039, 1002117, 3006351, 6346741, 19040223, 57120669]

約数ペア:

[(1, 57120669), (3, 19040223), (9, 6346741), (19, 3006351), (57, 1002117), (171, 334039), (361, 158229), (1083, 52743), (3249, 17581)]