28055379

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{12689}}^1$

素因数の和:12770

約数の個数: 16

約数和(自身を含む): 41420160

約数和(自身を除く): 13364781

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 12689, 38067, 139579, 418737, 850163, 2550489, 9351793, 28055379]

約数ペア:

[(1, 28055379), (3, 9351793), (11, 2550489), (33, 850163), (67, 418737), (201, 139579), (737, 38067), (2211, 12689)]