28753479

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{929}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 44007600

約数和(自身を除く): 15254121

約数列:

[1, 3, 9, 19, 57, 171, 181, 543, 929, 1629, 2787, 3439, 8361, 10317, 17651, 30951, 52953, 158859, 168149, 504447, 1513341, 3194831, 9584493, 28753479]

約数ペア:

[(1, 28753479), (3, 9584493), (9, 3194831), (19, 1513341), (57, 504447), (171, 168149), (181, 158859), (543, 52953), (929, 30951), (1629, 17651), (2787, 10317), (3439, 8361)]