199900288

素因数分解:

$2^7\times 7^1\times {\mathrm{223103}}^1$

素因数の和:223124

約数の個数: 32

約数和(自身を含む): 455132160

約数和(自身を除く): 255231872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 223103, 446206, 892412, 1561721, 1784824, 3123442, 3569648, 6246884, 7139296, 12493768, 14278592, 24987536, 28557184, 49975072, 99950144, 199900288]

約数ペア:

[(1, 199900288), (2, 99950144), (4, 49975072), (7, 28557184), (8, 24987536), (14, 14278592), (16, 12493768), (28, 7139296), (32, 6246884), (56, 3569648), (64, 3123442), (112, 1784824), (128, 1561721), (224, 892412), (448, 446206), (896, 223103)]