217420783804

素因数分解:

$2^2\times 7^1\times {\mathrm{7129}}^1\times {\mathrm{1089217}}^1$

素因数の和:1096357

約数の個数: 24

約数和(自身を含む): 434902963040

約数和(自身を除く): 217482179236

約数列:

[1, 2, 4, 7, 14, 28, 7129, 14258, 28516, 49903, 99806, 199612, 1089217, 2178434, 4356868, 7624519, 15249038, 30498076, 7765027993, 15530055986, 31060111972, 54355195951, 108710391902, 217420783804]

約数ペア:

[(1, 217420783804), (2, 108710391902), (4, 54355195951), (7, 31060111972), (14, 15530055986), (28, 7765027993), (7129, 30498076), (14258, 15249038), (28516, 7624519), (49903, 4356868), (99806, 2178434), (199612, 1089217)]