204578215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{8431}}^1$

素因数の和:8670

約数の個数: 16

約数和(自身を含む): 257412096

約数和(自身を除く): 52833881

約数列:

[1, 5, 23, 115, 211, 1055, 4853, 8431, 24265, 42155, 193913, 969565, 1778941, 8894705, 40915643, 204578215]

約数ペア:

[(1, 204578215), (5, 40915643), (23, 8894705), (115, 1778941), (211, 969565), (1055, 193913), (4853, 42155), (8431, 24265)]