28541097

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 48135360

約数和(自身を除く): 19594263

約数列:

[1, 3, 9, 13, 19, 37, 39, 57, 111, 117, 171, 247, 333, 347, 481, 703, 741, 1041, 1443, 2109, 2223, 3123, 4329, 4511, 6327, 6593, 9139, 12839, 13533, 19779, 27417, 38517, 40599, 59337, 82251, 85709, 115551, 166907, 243941, 257127, 500721, 731823, 771381, 1502163, 2195469, 3171233, 9513699, 28541097]

約数ペア:

[(1, 28541097), (3, 9513699), (9, 3171233), (13, 2195469), (19, 1502163), (37, 771381), (39, 731823), (57, 500721), (111, 257127), (117, 243941), (171, 166907), (247, 115551), (333, 85709), (347, 82251), (481, 59337), (703, 40599), (741, 38517), (1041, 27417), (1443, 19779), (2109, 13533), (2223, 12839), (3123, 9139), (4329, 6593), (4511, 6327)]