28687772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{439}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 55051920

約数和(自身を除く): 26364148

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 439, 527, 878, 961, 1054, 1756, 1922, 2108, 3844, 7463, 13609, 14926, 16337, 27218, 29852, 32674, 54436, 65348, 231353, 421879, 462706, 843758, 925412, 1687516, 7171943, 14343886, 28687772]

約数ペア:

[(1, 28687772), (2, 14343886), (4, 7171943), (17, 1687516), (31, 925412), (34, 843758), (62, 462706), (68, 421879), (124, 231353), (439, 65348), (527, 54436), (878, 32674), (961, 29852), (1054, 27218), (1756, 16337), (1922, 14926), (2108, 13609), (3844, 7463)]