256055241

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{3041}}^1$

素因数の和:3201

約数の個数: 32

約数和(自身を含む): 392491008

約数和(自身を除く): 136435767

約数列:

[1, 3, 13, 17, 39, 51, 127, 221, 381, 663, 1651, 2159, 3041, 4953, 6477, 9123, 28067, 39533, 51697, 84201, 118599, 155091, 386207, 672061, 1158621, 2016183, 5020691, 6565519, 15062073, 19696557, 85351747, 256055241]

約数ペア:

[(1, 256055241), (3, 85351747), (13, 19696557), (17, 15062073), (39, 6565519), (51, 5020691), (127, 2016183), (221, 1158621), (381, 672061), (663, 386207), (1651, 155091), (2159, 118599), (3041, 84201), (4953, 51697), (6477, 39533), (9123, 28067)]