12780490772

素因数分解:

$2^2\times 7^1\times {\mathrm{1163}}^1\times {\mathrm{392473}}^1$

素因数の和:393647

約数の個数: 24

約数和(自身を含む): 25583025216

約数和(自身を除く): 12802534444

約数列:

[1, 2, 4, 7, 14, 28, 1163, 2326, 4652, 8141, 16282, 32564, 392473, 784946, 1569892, 2747311, 5494622, 10989244, 456446099, 912892198, 1825784396, 3195122693, 6390245386, 12780490772]

約数ペア:

[(1, 12780490772), (2, 6390245386), (4, 3195122693), (7, 1825784396), (14, 912892198), (28, 456446099), (1163, 10989244), (2326, 5494622), (4652, 2747311), (8141, 1569892), (16282, 784946), (32564, 392473)]