256290191

素因数分解:

${\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:902

約数の個数: 16

約数和(自身を含む): 268443648

約数和(自身を除く): 12153457

約数列:

[1, 43, 71, 127, 661, 3053, 5461, 9017, 28423, 46931, 83947, 387731, 2018033, 3609721, 5960237, 256290191]

約数ペア:

[(1, 256290191), (43, 5960237), (71, 3609721), (127, 2018033), (661, 387731), (3053, 83947), (5461, 46931), (9017, 28423)]