17774211

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 30336768

約数和(自身を除く): 12562557

約数列:

[1, 3, 7, 13, 21, 39, 49, 71, 91, 131, 147, 213, 273, 393, 497, 637, 917, 923, 1491, 1703, 1911, 2751, 2769, 3479, 5109, 6419, 6461, 9301, 10437, 11921, 19257, 19383, 27903, 35763, 45227, 65107, 83447, 120913, 135681, 195321, 250341, 362739, 455749, 846391, 1367247, 2539173, 5924737, 17774211]

約数ペア:

[(1, 17774211), (3, 5924737), (7, 2539173), (13, 1367247), (21, 846391), (39, 455749), (49, 362739), (71, 250341), (91, 195321), (131, 135681), (147, 120913), (213, 83447), (273, 65107), (393, 45227), (497, 35763), (637, 27903), (917, 19383), (923, 19257), (1491, 11921), (1703, 10437), (1911, 9301), (2751, 6461), (2769, 6419), (3479, 5109)]