208759985

素因数分解:

$5^1\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{4877}}^1$

素因数の和:6112

約数の個数: 16

約数和(自身を含む): 286592256

約数和(自身を除く): 77832271

約数列:

[1, 5, 7, 35, 1223, 4877, 6115, 8561, 24385, 34139, 42805, 170695, 5964571, 29822855, 41751997, 208759985]

約数ペア:

[(1, 208759985), (5, 41751997), (7, 29822855), (35, 5964571), (1223, 170695), (4877, 42805), (6115, 34139), (8561, 24385)]