28588221

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 43452864

約数和(自身を除く): 14864643

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1657, 1917, 4971, 5751, 14913, 17253, 44739, 117647, 134217, 352941, 402651, 1058823, 3176469, 9529407, 28588221]

約数ペア:

[(1, 28588221), (3, 9529407), (9, 3176469), (27, 1058823), (71, 402651), (81, 352941), (213, 134217), (243, 117647), (639, 44739), (1657, 17253), (1917, 14913), (4971, 5751)]