207977845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{3923}}^1$

素因数の和:4412

約数の個数: 16

約数和(自身を含む): 261055872

約数和(自身を除く): 53078027

約数列:

[1, 5, 23, 115, 461, 2305, 3923, 10603, 19615, 53015, 90229, 451145, 1808503, 9042515, 41595569, 207977845]

約数ペア:

[(1, 207977845), (5, 41595569), (23, 9042515), (115, 1808503), (461, 451145), (2305, 90229), (3923, 53015), (10603, 19615)]