27689991

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{77563}}^1$

素因数の和:77590

約数の個数: 16

約数和(自身を含む): 44676864

約数和(自身を除く): 16986873

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 77563, 232689, 542941, 1318571, 1628823, 3955713, 9229997, 27689991]

約数ペア:

[(1, 27689991), (3, 9229997), (7, 3955713), (17, 1628823), (21, 1318571), (51, 542941), (119, 232689), (357, 77563)]