207789456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{618421}}^1$

素因数の和:618439

約数の個数: 40

約数和(自身を含む): 613474624

約数和(自身を除く): 405685168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 618421, 1236842, 1855263, 2473684, 3710526, 4328947, 4947368, 7421052, 8657894, 9894736, 12986841, 14842104, 17315788, 25973682, 29684208, 34631576, 51947364, 69263152, 103894728, 207789456]

約数ペア:

[(1, 207789456), (2, 103894728), (3, 69263152), (4, 51947364), (6, 34631576), (7, 29684208), (8, 25973682), (12, 17315788), (14, 14842104), (16, 12986841), (21, 9894736), (24, 8657894), (28, 7421052), (42, 4947368), (48, 4328947), (56, 3710526), (84, 2473684), (112, 1855263), (168, 1236842), (336, 618421)]