12643155

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 27233280

約数和(自身を除く): 14590125

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 787, 945, 1071, 1785, 2295, 2361, 3213, 3935, 5355, 5509, 7083, 11805, 13379, 16065, 16527, 21249, 27545, 35415, 40137, 49581, 66895, 82635, 93653, 106245, 120411, 148743, 200685, 247905, 280959, 361233, 468265, 602055, 743715, 842877, 1404795, 1806165, 2528631, 4214385, 12643155]

約数ペア:

[(1, 12643155), (3, 4214385), (5, 2528631), (7, 1806165), (9, 1404795), (15, 842877), (17, 743715), (21, 602055), (27, 468265), (35, 361233), (45, 280959), (51, 247905), (63, 200685), (85, 148743), (105, 120411), (119, 106245), (135, 93653), (153, 82635), (189, 66895), (255, 49581), (315, 40137), (357, 35415), (459, 27545), (595, 21249), (765, 16527), (787, 16065), (945, 13379), (1071, 11805), (1785, 7083), (2295, 5509), (2361, 5355), (3213, 3935)]