39981368

素因数分解:

$2^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2281}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 85985760

約数和(自身を除く): 46004392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 313, 626, 1252, 2191, 2281, 2504, 4382, 4562, 8764, 9124, 15967, 17528, 18248, 31934, 63868, 127736, 713953, 1427906, 2855812, 4997671, 5711624, 9995342, 19990684, 39981368]

約数ペア:

[(1, 39981368), (2, 19990684), (4, 9995342), (7, 5711624), (8, 4997671), (14, 2855812), (28, 1427906), (56, 713953), (313, 127736), (626, 63868), (1252, 31934), (2191, 18248), (2281, 17528), (2504, 15967), (4382, 9124), (4562, 8764)]