257702994

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{8527}}^1$

素因数の和:8631

約数の個数: 48

約数和(自身を含む): 590683392

約数和(自身を除く): 332980398

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 73, 138, 146, 207, 219, 414, 438, 657, 1314, 1679, 3358, 5037, 8527, 10074, 15111, 17054, 25581, 30222, 51162, 76743, 153486, 196121, 392242, 588363, 622471, 1176726, 1244942, 1765089, 1867413, 3530178, 3734826, 5602239, 11204478, 14316833, 28633666, 42950499, 85900998, 128851497, 257702994]

約数ペア:

[(1, 257702994), (2, 128851497), (3, 85900998), (6, 42950499), (9, 28633666), (18, 14316833), (23, 11204478), (46, 5602239), (69, 3734826), (73, 3530178), (138, 1867413), (146, 1765089), (207, 1244942), (219, 1176726), (414, 622471), (438, 588363), (657, 392242), (1314, 196121), (1679, 153486), (3358, 76743), (5037, 51162), (8527, 30222), (10074, 25581), (15111, 17054)]