4987269

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 8607456

約数和(自身を除く): 3620187

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 263, 301, 387, 441, 789, 903, 1841, 2107, 2367, 2709, 5523, 6321, 11309, 12887, 16569, 18963, 33927, 38661, 79163, 101781, 115983, 237489, 554141, 712467, 1662423, 4987269]

約数ペア:

[(1, 4987269), (3, 1662423), (7, 712467), (9, 554141), (21, 237489), (43, 115983), (49, 101781), (63, 79163), (129, 38661), (147, 33927), (263, 18963), (301, 16569), (387, 12887), (441, 11309), (789, 6321), (903, 5523), (1841, 2709), (2107, 2367)]