128239538

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{701}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 224415360

約数和(自身を除く): 96175822

約数列:

[1, 2, 7, 14, 73, 146, 179, 358, 511, 701, 1022, 1253, 1402, 2506, 4907, 9814, 13067, 26134, 51173, 91469, 102346, 125479, 182938, 250958, 358211, 716422, 878353, 1756706, 9159967, 18319934, 64119769, 128239538]

約数ペア:

[(1, 128239538), (2, 64119769), (7, 18319934), (14, 9159967), (73, 1756706), (146, 878353), (179, 716422), (358, 358211), (511, 250958), (701, 182938), (1022, 125479), (1253, 102346), (1402, 91469), (2506, 51173), (4907, 26134), (9814, 13067)]