28199991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{1277}}^1$

素因数の和:1730

約数の個数: 16

約数和(自身を含む): 39934944

約数和(自身を除く): 11734953

約数列:

[1, 3, 17, 51, 433, 1277, 1299, 3831, 7361, 21709, 22083, 65127, 552941, 1658823, 9399997, 28199991]

約数ペア:

[(1, 28199991), (3, 9399997), (17, 1658823), (51, 552941), (433, 65127), (1277, 22083), (1299, 21709), (3831, 7361)]