1285448905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{27893}}^1$

素因数の和:28620

約数の個数: 16

約数和(自身を含む): 1663598160

約数和(自身を除く): 378149255

約数列:

[1, 5, 13, 65, 709, 3545, 9217, 27893, 46085, 139465, 362609, 1813045, 19776137, 98880685, 257089781, 1285448905]

約数ペア:

[(1, 1285448905), (5, 257089781), (13, 98880685), (65, 19776137), (709, 1813045), (3545, 362609), (9217, 139465), (27893, 46085)]