199857717

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{431}}^1\times {\mathrm{769}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 294053760

約数和(自身を除く): 94196043

約数列:

[1, 3, 9, 67, 201, 431, 603, 769, 1293, 2307, 3879, 6921, 28877, 51523, 86631, 154569, 259893, 331439, 463707, 994317, 2982951, 22206413, 66619239, 199857717]

約数ペア:

[(1, 199857717), (3, 66619239), (9, 22206413), (67, 2982951), (201, 994317), (431, 463707), (603, 331439), (769, 259893), (1293, 154569), (2307, 86631), (3879, 51523), (6921, 28877)]