128906246

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{297019}}^1$

素因数の和:297059

約数の個数: 16

約数和(自身を含む): 228111360

約数和(自身を除く): 99205114

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 297019, 594038, 2079133, 4158266, 9207589, 18415178, 64453123, 128906246]

約数ペア:

[(1, 128906246), (2, 64453123), (7, 18415178), (14, 9207589), (31, 4158266), (62, 2079133), (217, 594038), (434, 297019)]