28787919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3463}}^1$

素因数の和:3646

約数の個数: 16

約数和(自身を含む): 40902912

約数和(自身を除く): 12114993

約数列:

[1, 3, 17, 51, 163, 489, 2771, 3463, 8313, 10389, 58871, 176613, 564469, 1693407, 9595973, 28787919]

約数ペア:

[(1, 28787919), (3, 9595973), (17, 1693407), (51, 564469), (163, 176613), (489, 58871), (2771, 10389), (3463, 8313)]