54639788

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^2$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 111161232

約数和(自身を除く): 56521444

約数列:

[1, 2, 4, 7, 14, 28, 101, 139, 202, 278, 404, 556, 707, 973, 1414, 1946, 2828, 3892, 14039, 19321, 28078, 38642, 56156, 77284, 98273, 135247, 196546, 270494, 393092, 540988, 1951421, 3902842, 7805684, 13659947, 27319894, 54639788]

約数ペア:

[(1, 54639788), (2, 27319894), (4, 13659947), (7, 7805684), (14, 3902842), (28, 1951421), (101, 540988), (139, 393092), (202, 270494), (278, 196546), (404, 135247), (556, 98273), (707, 77284), (973, 56156), (1414, 38642), (1946, 28078), (2828, 19321), (3892, 14039)]