424228

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 862400

約数和(自身を除く): 438172

約数列:

[1, 2, 4, 7, 14, 28, 109, 139, 218, 278, 436, 556, 763, 973, 1526, 1946, 3052, 3892, 15151, 30302, 60604, 106057, 212114, 424228]

約数ペア:

[(1, 424228), (2, 212114), (4, 106057), (7, 60604), (14, 30302), (28, 15151), (109, 3892), (139, 3052), (218, 1946), (278, 1526), (436, 973), (556, 763)]