210915545

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{2237}}^1$

素因数の和:2524

約数の個数: 16

約数和(自身を含む): 257011920

約数和(自身を除く): 46096375

約数列:

[1, 5, 109, 173, 545, 865, 2237, 11185, 18857, 94285, 243833, 387001, 1219165, 1935005, 42183109, 210915545]

約数ペア:

[(1, 210915545), (5, 42183109), (109, 1935005), (173, 1219165), (545, 387001), (865, 243833), (2237, 94285), (11185, 18857)]