256686297

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{28229}}^1$

素因数の和:28672

約数の個数: 16

約数和(自身を含む): 392058240

約数和(自身を除く): 135371943

約数列:

[1, 3, 7, 21, 433, 1299, 3031, 9093, 28229, 84687, 197603, 592809, 12223157, 36669471, 85562099, 256686297]

約数ペア:

[(1, 256686297), (3, 85562099), (7, 36669471), (21, 12223157), (433, 592809), (1299, 197603), (3031, 84687), (9093, 28229)]