2684757

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 3938016

約数和(自身を除く): 1253259

約数列:

[1, 3, 19, 37, 57, 67, 111, 201, 361, 703, 1083, 1273, 2109, 2479, 3819, 7437, 13357, 24187, 40071, 47101, 72561, 141303, 894919, 2684757]

約数ペア:

[(1, 2684757), (3, 894919), (19, 141303), (37, 72561), (57, 47101), (67, 40071), (111, 24187), (201, 13357), (361, 7437), (703, 3819), (1083, 2479), (1273, 2109)]