381041444

素因数分解:

$2^2\times 7^3\times {\mathrm{193}}^1\times {\mathrm{1439}}^1$

素因数の和:1657

約数の個数: 48

約数和(自身を含む): 782208000

約数和(自身を除く): 401166556

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 193, 196, 343, 386, 686, 772, 1351, 1372, 1439, 2702, 2878, 5404, 5756, 9457, 10073, 18914, 20146, 37828, 40292, 66199, 70511, 132398, 141022, 264796, 277727, 282044, 493577, 555454, 987154, 1110908, 1944089, 1974308, 3888178, 7776356, 13608623, 27217246, 54434492, 95260361, 190520722, 381041444]

約数ペア:

[(1, 381041444), (2, 190520722), (4, 95260361), (7, 54434492), (14, 27217246), (28, 13608623), (49, 7776356), (98, 3888178), (193, 1974308), (196, 1944089), (343, 1110908), (386, 987154), (686, 555454), (772, 493577), (1351, 282044), (1372, 277727), (1439, 264796), (2702, 141022), (2878, 132398), (5404, 70511), (5756, 66199), (9457, 40292), (10073, 37828), (18914, 20146)]