12043225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 16204320

約数和(自身を除く): 4161095

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 659, 731, 1075, 3295, 3655, 11203, 16475, 18275, 28337, 56015, 141685, 280075, 481729, 708425, 2408645, 12043225]

約数ペア:

[(1, 12043225), (5, 2408645), (17, 708425), (25, 481729), (43, 280075), (85, 141685), (215, 56015), (425, 28337), (659, 18275), (731, 16475), (1075, 11203), (3295, 3655)]