28547403

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4027}}^1$

素因数の和:4186

約数の個数: 16

約数和(自身を含む): 40602240

約数和(自身を除く): 12054837

約数列:

[1, 3, 17, 51, 139, 417, 2363, 4027, 7089, 12081, 68459, 205377, 559753, 1679259, 9515801, 28547403]

約数ペア:

[(1, 28547403), (3, 9515801), (17, 1679259), (51, 559753), (139, 205377), (417, 68459), (2363, 12081), (4027, 7089)]