12705651

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:680

約数の個数: 36

約数和(自身を含む): 21838752

約数和(自身を除く): 9133101

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 613, 987, 1839, 2303, 2961, 4291, 5517, 6909, 12873, 20727, 28811, 30037, 38619, 86433, 90111, 201677, 259299, 270333, 605031, 1411739, 1815093, 4235217, 12705651]

約数ペア:

[(1, 12705651), (3, 4235217), (7, 1815093), (9, 1411739), (21, 605031), (47, 270333), (49, 259299), (63, 201677), (141, 90111), (147, 86433), (329, 38619), (423, 30037), (441, 28811), (613, 20727), (987, 12873), (1839, 6909), (2303, 5517), (2961, 4291)]