1256228765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{81283}}^1$

素因数の和:81580

約数の個数: 16

約数和(自身を含む): 1650390336

約数和(自身を除く): 394161571

約数列:

[1, 5, 11, 55, 281, 1405, 3091, 15455, 81283, 406415, 894113, 4470565, 22840523, 114202615, 251245753, 1256228765]

約数ペア:

[(1, 1256228765), (5, 251245753), (11, 114202615), (55, 22840523), (281, 4470565), (1405, 894113), (3091, 406415), (15455, 81283)]