28944387

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1361}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 44619120

約数和(自身を除く): 15674733

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 1251, 1361, 2363, 4083, 7089, 12249, 21267, 23137, 69411, 189179, 208233, 567537, 1702611, 3216043, 9648129, 28944387]

約数ペア:

[(1, 28944387), (3, 9648129), (9, 3216043), (17, 1702611), (51, 567537), (139, 208233), (153, 189179), (417, 69411), (1251, 23137), (1361, 21267), (2363, 12249), (4083, 7089)]