28592739

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23887}}^1$

素因数の和:23919

約数の個数: 24

約数和(自身を含む): 49687040

約数和(自身を除く): 21094301

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 23887, 71661, 167209, 214983, 453853, 501627, 1361559, 1504881, 3176971, 4084677, 9530913, 28592739]

約数ペア:

[(1, 28592739), (3, 9530913), (7, 4084677), (9, 3176971), (19, 1504881), (21, 1361559), (57, 501627), (63, 453853), (133, 214983), (171, 167209), (399, 71661), (1197, 23887)]