15305913

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1913}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 25479168

約数和(自身を除く): 10173255

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 1913, 2667, 5739, 8001, 13391, 17217, 40173, 120519, 242951, 728853, 1700657, 2186559, 5101971, 15305913]

約数ペア:

[(1, 15305913), (3, 5101971), (7, 2186559), (9, 1700657), (21, 728853), (63, 242951), (127, 120519), (381, 40173), (889, 17217), (1143, 13391), (1913, 8001), (2667, 5739)]