25328884

素因数分解:

$2^2\times 7^2\times {\mathrm{129229}}^1$

素因数の和:129247

約数の個数: 18

約数和(自身を含む): 51562770

約数和(自身を除く): 26233886

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 129229, 258458, 516916, 904603, 1809206, 3618412, 6332221, 12664442, 25328884]

約数ペア:

[(1, 25328884), (2, 12664442), (4, 6332221), (7, 3618412), (14, 1809206), (28, 904603), (49, 516916), (98, 258458), (196, 129229)]