1551144679

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{20899}}^1$

素因数の和:21390

約数の個数: 16

約数和(自身を含む): 1853913600

約数和(自身を除く): 302768921

約数列:

[1, 7, 23, 161, 461, 3227, 10603, 20899, 74221, 146293, 480677, 3364739, 9634439, 67441073, 221592097, 1551144679]

約数ペア:

[(1, 1551144679), (7, 221592097), (23, 67441073), (161, 9634439), (461, 3364739), (3227, 480677), (10603, 146293), (20899, 74221)]