208849646590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1606535743}}^1$

素因数の和:1606535763

約数の個数: 16

約数和(自身を含む): 404847007488

約数和(自身を除く): 195997360898

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1606535743, 3213071486, 8032678715, 16065357430, 20884964659, 41769929318, 104424823295, 208849646590]

約数ペア:

[(1, 208849646590), (2, 104424823295), (5, 41769929318), (10, 20884964659), (13, 16065357430), (26, 8032678715), (65, 3213071486), (130, 1606535743)]