8749755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 18247680

約数和(自身を除く): 9497925

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 105, 135, 141, 189, 197, 235, 315, 329, 423, 591, 705, 945, 985, 987, 1269, 1379, 1645, 1773, 2115, 2955, 2961, 4137, 4935, 5319, 6345, 6895, 8865, 8883, 9259, 12411, 14805, 20685, 26595, 27777, 37233, 44415, 46295, 62055, 64813, 83331, 138885, 186165, 194439, 249993, 324065, 416655, 583317, 972195, 1249965, 1749951, 2916585, 8749755]

約数ペア:

[(1, 8749755), (3, 2916585), (5, 1749951), (7, 1249965), (9, 972195), (15, 583317), (21, 416655), (27, 324065), (35, 249993), (45, 194439), (47, 186165), (63, 138885), (105, 83331), (135, 64813), (141, 62055), (189, 46295), (197, 44415), (235, 37233), (315, 27777), (329, 26595), (423, 20685), (591, 14805), (705, 12411), (945, 9259), (985, 8883), (987, 8865), (1269, 6895), (1379, 6345), (1645, 5319), (1773, 4935), (2115, 4137), (2955, 2961)]