291280059

素因数分解:

$3^2\times 7^3\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 494603200

約数和(自身を除く): 203323141

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 157, 343, 441, 471, 601, 1029, 1099, 1413, 1803, 3087, 3297, 4207, 5409, 7693, 9891, 12621, 23079, 29449, 37863, 53851, 69237, 88347, 94357, 161553, 206143, 265041, 283071, 484659, 618429, 660499, 849213, 1855287, 1981497, 4623493, 5944491, 13870479, 32364451, 41611437, 97093353, 291280059]

約数ペア:

[(1, 291280059), (3, 97093353), (7, 41611437), (9, 32364451), (21, 13870479), (49, 5944491), (63, 4623493), (147, 1981497), (157, 1855287), (343, 849213), (441, 660499), (471, 618429), (601, 484659), (1029, 283071), (1099, 265041), (1413, 206143), (1803, 161553), (3087, 94357), (3297, 88347), (4207, 69237), (5409, 53851), (7693, 37863), (9891, 29449), (12621, 23079)]