209541724

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{17047}}^1$

素因数の和:17497

約数の個数: 24

約数和(自身を含む): 420062720

約数和(自身を除く): 210520996

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1756, 3073, 6146, 12292, 17047, 34094, 68188, 119329, 238658, 477316, 7483633, 14967266, 29934532, 52385431, 104770862, 209541724]

約数ペア:

[(1, 209541724), (2, 104770862), (4, 52385431), (7, 29934532), (14, 14967266), (28, 7483633), (439, 477316), (878, 238658), (1756, 119329), (3073, 68188), (6146, 34094), (12292, 17047)]