206510975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{3559}}^1$

素因数の和:3791

約数の個数: 24

約数和(自身を含む): 280755840

約数和(自身を除く): 74244865

約数列:

[1, 5, 11, 25, 55, 211, 275, 1055, 2321, 3559, 5275, 11605, 17795, 39149, 58025, 88975, 195745, 750949, 978725, 3754745, 8260439, 18773725, 41302195, 206510975]

約数ペア:

[(1, 206510975), (5, 41302195), (11, 18773725), (25, 8260439), (55, 3754745), (211, 978725), (275, 750949), (1055, 195745), (2321, 88975), (3559, 58025), (5275, 39149), (11605, 17795)]