28781379

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{96907}}^1$

素因数の和:96927

約数の個数: 16

約数和(自身を含む): 46515840

約数和(自身を除く): 17734461

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 96907, 290721, 872163, 1065977, 2616489, 3197931, 9593793, 28781379]

約数ペア:

[(1, 28781379), (3, 9593793), (9, 3197931), (11, 2616489), (27, 1065977), (33, 872163), (99, 290721), (297, 96907)]