207280045

素因数分解:

$5^1\times 7^3\times {\mathrm{120863}}^1$

素因数の和:120889

約数の個数: 16

約数和(自身を含む): 290073600

約数和(自身を除く): 82793555

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 120863, 604315, 846041, 4230205, 5922287, 29611435, 41456009, 207280045]

約数ペア:

[(1, 207280045), (5, 41456009), (7, 29611435), (35, 5922287), (49, 4230205), (245, 846041), (343, 604315), (1715, 120863)]