28791063

素因数分解:

$3^2\times 7^1\times {\mathrm{457001}}^1$

素因数の和:457014

約数の個数: 12

約数和(自身を含む): 47528208

約数和(自身を除く): 18737145

約数列:

[1, 3, 7, 9, 21, 63, 457001, 1371003, 3199007, 4113009, 9597021, 28791063]

約数ペア:

[(1, 28791063), (3, 9597021), (7, 4113009), (9, 3199007), (21, 1371003), (63, 457001)]