12306903

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 19728384

約数和(自身を除く): 7421481

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 337, 777, 987, 1011, 1739, 2359, 5217, 7077, 12173, 12469, 15839, 36519, 37407, 47517, 87283, 110873, 261849, 332619, 586043, 1758129, 4102301, 12306903]

約数ペア:

[(1, 12306903), (3, 4102301), (7, 1758129), (21, 586043), (37, 332619), (47, 261849), (111, 110873), (141, 87283), (259, 47517), (329, 37407), (337, 36519), (777, 15839), (987, 12469), (1011, 12173), (1739, 7077), (2359, 5217)]