8972127

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:700

約数の個数: 20

約数和(自身を含む): 13486176

約数和(自身を除く): 4514049

約数列:

[1, 3, 9, 27, 81, 257, 431, 771, 1293, 2313, 3879, 6939, 11637, 20817, 34911, 110767, 332301, 996903, 2990709, 8972127]

約数ペア:

[(1, 8972127), (3, 2990709), (9, 996903), (27, 332301), (81, 110767), (257, 34911), (431, 20817), (771, 11637), (1293, 6939), (2313, 3879)]