28788199

素因数分解:

${\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:579

約数の個数: 16

約数和(自身を含む): 32465664

約数和(自身を除く): 3677465

約数列:

[1, 11, 43, 121, 473, 503, 1331, 5203, 5533, 21629, 57233, 60863, 237919, 669493, 2617109, 28788199]

約数ペア:

[(1, 28788199), (11, 2617109), (43, 669493), (121, 237919), (473, 60863), (503, 57233), (1331, 21629), (5203, 5533)]