28252836

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{2371}}^1$

素因数の和:2712

約数の個数: 36

約数和(自身を含む): 71662864

約数和(自身を除く): 43410028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1986, 2371, 2979, 3972, 4742, 5958, 7113, 9484, 11916, 14226, 21339, 28452, 42678, 85356, 784801, 1569602, 2354403, 3139204, 4708806, 7063209, 9417612, 14126418, 28252836]

約数ペア:

[(1, 28252836), (2, 14126418), (3, 9417612), (4, 7063209), (6, 4708806), (9, 3139204), (12, 2354403), (18, 1569602), (36, 784801), (331, 85356), (662, 42678), (993, 28452), (1324, 21339), (1986, 14226), (2371, 11916), (2979, 9484), (3972, 7113), (4742, 5958)]