28647129

素因数分解:

$3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2423}}^1$

素因数の和:2996

約数の個数: 16

約数和(自身を含む): 43748352

約数和(自身を除く): 15101223

約数列:

[1, 3, 7, 21, 563, 1689, 2423, 3941, 7269, 11823, 16961, 50883, 1364149, 4092447, 9549043, 28647129]

約数ペア:

[(1, 28647129), (3, 9549043), (7, 4092447), (21, 1364149), (563, 50883), (1689, 16961), (2423, 11823), (3941, 7269)]