28355509

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{673}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 35026432

約数和(自身を除く): 6670923

約数列:

[1, 7, 13, 91, 463, 673, 3241, 4711, 6019, 8749, 42133, 61243, 311599, 2181193, 4050787, 28355509]

約数ペア:

[(1, 28355509), (7, 4050787), (13, 2181193), (91, 311599), (463, 61243), (673, 42133), (3241, 8749), (4711, 6019)]