28571307

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11657}}^1$

素因数の和:11722

約数の個数: 16

約数和(自身を含む): 41036160

約数和(自身を除く): 12464853

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 11657, 34971, 221483, 501251, 664449, 1503753, 9523769, 28571307]

約数ペア:

[(1, 28571307), (3, 9523769), (19, 1503753), (43, 664449), (57, 501251), (129, 221483), (817, 34971), (2451, 11657)]