28440673

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 30729600

約数和(自身を除く): 2288927

約数列:

[1, 23, 43, 149, 193, 989, 3427, 4439, 6407, 8299, 28757, 147361, 190877, 661411, 1236551, 28440673]

約数ペア:

[(1, 28440673), (23, 1236551), (43, 661411), (149, 190877), (193, 147361), (989, 28757), (3427, 8299), (4439, 6407)]