16670241

素因数分解:

$3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:490

約数の個数: 36

約数和(自身を含む): 28359552

約数和(自身を除く): 11689311

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 309, 367, 441, 721, 927, 1101, 2163, 2569, 3303, 5047, 6489, 7707, 15141, 17983, 23121, 37801, 45423, 53949, 113403, 161847, 264607, 340209, 793821, 1852249, 2381463, 5556747, 16670241]

約数ペア:

[(1, 16670241), (3, 5556747), (7, 2381463), (9, 1852249), (21, 793821), (49, 340209), (63, 264607), (103, 161847), (147, 113403), (309, 53949), (367, 45423), (441, 37801), (721, 23121), (927, 17983), (1101, 15141), (2163, 7707), (2569, 6489), (3303, 5047)]