211330245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1291}}^1\times {\mathrm{1559}}^1$

素因数の和:2865

約数の個数: 32

約数和(自身を含む): 386979840

約数和(自身を除く): 175649595

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1291, 1559, 3873, 4677, 6455, 7795, 9037, 10913, 19365, 23385, 27111, 32739, 45185, 54565, 135555, 163695, 2012669, 6038007, 10063345, 14088683, 30190035, 42266049, 70443415, 211330245]

約数ペア:

[(1, 211330245), (3, 70443415), (5, 42266049), (7, 30190035), (15, 14088683), (21, 10063345), (35, 6038007), (105, 2012669), (1291, 163695), (1559, 135555), (3873, 54565), (4677, 45185), (6455, 32739), (7795, 27111), (9037, 23385), (10913, 19365)]