12405262

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:711

約数の個数: 16

約数和(自身を含む): 19008000

約数和(自身を除く): 6602738

約数列:

[1, 2, 71, 142, 199, 398, 439, 878, 14129, 28258, 31169, 62338, 87361, 174722, 6202631, 12405262]

約数ペア:

[(1, 12405262), (2, 6202631), (71, 174722), (142, 87361), (199, 62338), (398, 31169), (439, 28258), (878, 14129)]