207909128

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{86341}}^1$

素因数の和:86397

約数の個数: 32

約数和(自身を含む): 455885760

約数和(自身を除く): 247976632

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 86341, 172682, 345364, 604387, 690728, 1208774, 2417548, 3712663, 4835096, 7425326, 14850652, 25988641, 29701304, 51977282, 103954564, 207909128]

約数ペア:

[(1, 207909128), (2, 103954564), (4, 51977282), (7, 29701304), (8, 25988641), (14, 14850652), (28, 7425326), (43, 4835096), (56, 3712663), (86, 2417548), (172, 1208774), (301, 690728), (344, 604387), (602, 345364), (1204, 172682), (2408, 86341)]