28308339

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{14767}}^1$

素因数の和:14847

約数の個数: 16

約数和(自身を含む): 42531840

約数和(自身を除く): 14223501

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 14767, 44301, 132903, 398709, 1048457, 3145371, 9436113, 28308339]

約数ペア:

[(1, 28308339), (3, 9436113), (9, 3145371), (27, 1048457), (71, 398709), (213, 132903), (639, 44301), (1917, 14767)]