28857549

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{23291}}^1$

素因数の和:23360

約数の個数: 16

約数和(自身を含む): 44720640

約数和(自身を除く): 15863091

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 23291, 69873, 163037, 489111, 1374169, 4122507, 9619183, 28857549]

約数ペア:

[(1, 28857549), (3, 9619183), (7, 4122507), (21, 1374169), (59, 489111), (177, 163037), (413, 69873), (1239, 23291)]