820095388

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{1093}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 1662459904

約数和(自身を除く): 842364516

約数列:

[1, 2, 4, 7, 14, 28, 127, 211, 254, 422, 508, 844, 889, 1093, 1477, 1778, 2186, 2954, 3556, 4372, 5908, 7651, 15302, 26797, 30604, 53594, 107188, 138811, 187579, 230623, 277622, 375158, 461246, 555244, 750316, 922492, 971677, 1614361, 1943354, 3228722, 3886708, 6457444, 29289121, 58578242, 117156484, 205023847, 410047694, 820095388]

約数ペア:

[(1, 820095388), (2, 410047694), (4, 205023847), (7, 117156484), (14, 58578242), (28, 29289121), (127, 6457444), (211, 3886708), (254, 3228722), (422, 1943354), (508, 1614361), (844, 971677), (889, 922492), (1093, 750316), (1477, 555244), (1778, 461246), (2186, 375158), (2954, 277622), (3556, 230623), (4372, 187579), (5908, 138811), (7651, 107188), (15302, 53594), (26797, 30604)]