28448013986

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{140167}}^1$

素因数の和:140311

約数の個数: 48

約数和(自身を含む): 52731201600

約数和(自身を除く): 24283187614

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 109, 133, 218, 266, 763, 931, 1526, 1862, 2071, 4142, 5341, 10682, 14497, 28994, 101479, 140167, 202958, 280334, 981169, 1962338, 2663173, 5326346, 6868183, 13736366, 15278203, 18642211, 30556406, 37284422, 106947421, 130495477, 213894842, 260990954, 290285857, 580571714, 748631947, 1497263894, 2032000999, 4064001998, 14224006993, 28448013986]

約数ペア:

[(1, 28448013986), (2, 14224006993), (7, 4064001998), (14, 2032000999), (19, 1497263894), (38, 748631947), (49, 580571714), (98, 290285857), (109, 260990954), (133, 213894842), (218, 130495477), (266, 106947421), (763, 37284422), (931, 30556406), (1526, 18642211), (1862, 15278203), (2071, 13736366), (4142, 6868183), (5341, 5326346), (10682, 2663173), (14497, 1962338), (28994, 981169), (101479, 280334), (140167, 202958)]