1261448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 2560800

約数和(自身を除く): 1299352

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 193, 344, 386, 772, 817, 1544, 1634, 3268, 3667, 6536, 7334, 8299, 14668, 16598, 29336, 33196, 66392, 157681, 315362, 630724, 1261448]

約数ペア:

[(1, 1261448), (2, 630724), (4, 315362), (8, 157681), (19, 66392), (38, 33196), (43, 29336), (76, 16598), (86, 14668), (152, 8299), (172, 7334), (193, 6536), (344, 3667), (386, 3268), (772, 1634), (817, 1544)]