209905233225

素因数分解:

$3^1\times 5^2\times {\mathrm{2798736443}}^1$

素因数の和:2798736456

約数の個数: 12

約数和(自身を含む): 347043319056

約数和(自身を除く): 137138085831

約数列:

[1, 3, 5, 15, 25, 75, 2798736443, 8396209329, 13993682215, 41981046645, 69968411075, 209905233225]

約数ペア:

[(1, 209905233225), (3, 69968411075), (5, 41981046645), (15, 13993682215), (25, 8396209329), (75, 2798736443)]