204508905

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{223507}}^1$

素因数の和:223576

約数の個数: 16

約数和(自身を含む): 332579904

約数和(自身を除く): 128070999

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 223507, 670521, 1117535, 3352605, 13633927, 40901781, 68169635, 204508905]

約数ペア:

[(1, 204508905), (3, 68169635), (5, 40901781), (15, 13633927), (61, 3352605), (183, 1117535), (305, 670521), (915, 223507)]