23159241

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 39975936

約数和(自身を除く): 16816695

約数列:

[1, 3, 7, 9, 21, 43, 63, 83, 103, 129, 249, 301, 309, 387, 581, 721, 747, 903, 927, 1743, 2163, 2709, 3569, 4429, 5229, 6489, 8549, 10707, 13287, 24983, 25647, 31003, 32121, 39861, 59843, 74949, 76941, 93009, 179529, 224847, 279027, 367607, 538587, 1102821, 2573249, 3308463, 7719747, 23159241]

約数ペア:

[(1, 23159241), (3, 7719747), (7, 3308463), (9, 2573249), (21, 1102821), (43, 538587), (63, 367607), (83, 279027), (103, 224847), (129, 179529), (249, 93009), (301, 76941), (309, 74949), (387, 59843), (581, 39861), (721, 32121), (747, 31003), (903, 25647), (927, 24983), (1743, 13287), (2163, 10707), (2709, 8549), (3569, 6489), (4429, 5229)]