3121235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1598

約数の個数: 16

約数和(自身を含む): 4166400

約数和(自身を除く): 1045165

約数列:

[1, 5, 13, 31, 65, 155, 403, 1549, 2015, 7745, 20137, 48019, 100685, 240095, 624247, 3121235]

約数ペア:

[(1, 3121235), (5, 624247), (13, 240095), (31, 100685), (65, 48019), (155, 20137), (403, 7745), (1549, 2015)]