12887810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99137}}^1$

素因数の和:99157

約数の個数: 16

約数和(自身を含む): 24982776

約数和(自身を除く): 12094966

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 99137, 198274, 495685, 991370, 1288781, 2577562, 6443905, 12887810]

約数ペア:

[(1, 12887810), (2, 6443905), (5, 2577562), (10, 1288781), (13, 991370), (26, 495685), (65, 198274), (130, 99137)]