1621564

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 3356640

約数和(自身を除く): 1735076

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 1997, 3994, 7988, 13979, 27958, 55916, 57913, 115826, 231652, 405391, 810782, 1621564]

約数ペア:

[(1, 1621564), (2, 810782), (4, 405391), (7, 231652), (14, 115826), (28, 57913), (29, 55916), (58, 27958), (116, 13979), (203, 7988), (406, 3994), (812, 1997)]