28980909

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{6277}}^1$

素因数の和:6311

約数の個数: 24

約数和(自身を含む): 45703840

約数和(自身を除く): 16722931

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 6277, 18831, 56493, 119263, 169479, 357789, 508437, 1073367, 1525311, 3220101, 9660303, 28980909]

約数ペア:

[(1, 28980909), (3, 9660303), (9, 3220101), (19, 1525311), (27, 1073367), (57, 508437), (81, 357789), (171, 169479), (243, 119263), (513, 56493), (1539, 18831), (4617, 6277)]