28969719

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8933}}^1$

素因数の和:9006

約数の個数: 16

約数和(自身を含む): 41167872

約数和(自身を除く): 12198153

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 8933, 26799, 205459, 419851, 616377, 1259553, 9656573, 28969719]

約数ペア:

[(1, 28969719), (3, 9656573), (23, 1259553), (47, 616377), (69, 419851), (141, 205459), (1081, 26799), (3243, 8933)]