209546307

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53279}}^1$

素因数の和:53327

約数の個数: 24

約数和(自身を含む): 332467200

約数和(自身を除く): 122920893

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 53279, 159837, 479511, 1012301, 1225417, 3036903, 3676251, 9110709, 11028753, 23282923, 69848769, 209546307]

約数ペア:

[(1, 209546307), (3, 69848769), (9, 23282923), (19, 11028753), (23, 9110709), (57, 3676251), (69, 3036903), (171, 1225417), (207, 1012301), (437, 479511), (1311, 159837), (3933, 53279)]