55571487

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 80870400

約数和(自身を除く): 25298913

約数列:

[1, 3, 17, 51, 71, 103, 149, 213, 309, 447, 1207, 1751, 2533, 3621, 5253, 7313, 7599, 10579, 15347, 21939, 31737, 46041, 124321, 179843, 260899, 372963, 539529, 782697, 1089637, 3268911, 18523829, 55571487]

約数ペア:

[(1, 55571487), (3, 18523829), (17, 3268911), (51, 1089637), (71, 782697), (103, 539529), (149, 372963), (213, 260899), (309, 179843), (447, 124321), (1207, 46041), (1751, 31737), (2533, 21939), (3621, 15347), (5253, 10579), (7313, 7599)]