28040397

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17341}}^1$

素因数の和:17369

約数の個数: 24

約数和(自身を含む): 47447712

約数和(自身を除く): 19407315

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 17341, 52023, 121387, 190751, 364161, 572253, 849709, 1335257, 2549127, 4005771, 9346799, 28040397]

約数ペア:

[(1, 28040397), (3, 9346799), (7, 4005771), (11, 2549127), (21, 1335257), (33, 849709), (49, 572253), (77, 364161), (147, 190751), (231, 121387), (539, 52023), (1617, 17341)]