28828653

素因数分解:

$3^1\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{1229}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 44004480

約数和(自身を除く): 15175827

約数列:

[1, 3, 7, 21, 1117, 1229, 3351, 3687, 7819, 8603, 23457, 25809, 1372793, 4118379, 9609551, 28828653]

約数ペア:

[(1, 28828653), (3, 9609551), (7, 4118379), (21, 1372793), (1117, 25809), (1229, 23457), (3351, 8603), (3687, 7819)]