28701335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4051}}^1$

素因数の和:4178

約数の個数: 16

約数和(自身を含む): 37440480

約数和(自身を除く): 8739145

約数列:

[1, 5, 13, 65, 109, 545, 1417, 4051, 7085, 20255, 52663, 263315, 441559, 2207795, 5740267, 28701335]

約数ペア:

[(1, 28701335), (5, 5740267), (13, 2207795), (65, 441559), (109, 263315), (545, 52663), (1417, 20255), (4051, 7085)]