28193347

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{863}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 34836480

約数和(自身を除く): 6643133

約数列:

[1, 7, 13, 91, 359, 863, 2513, 4667, 6041, 11219, 32669, 78533, 309817, 2168719, 4027621, 28193347]

約数ペア:

[(1, 28193347), (7, 4027621), (13, 2168719), (91, 309817), (359, 78533), (863, 32669), (2513, 11219), (4667, 6041)]