205702915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{162611}}^1$

素因数の和:162650

約数の個数: 16

約数和(自身を含む): 280993536

約数和(自身を除く): 75290621

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 162611, 813055, 1788721, 3740053, 8943605, 18700265, 41140583, 205702915]

約数ペア:

[(1, 205702915), (5, 41140583), (11, 18700265), (23, 8943605), (55, 3740053), (115, 1788721), (253, 813055), (1265, 162611)]