28686207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5333}}^1$

素因数の和:5510

約数の個数: 16

約数和(自身を含む): 41989248

約数和(自身を除く): 13303041

約数列:

[1, 3, 11, 33, 163, 489, 1793, 5333, 5379, 15999, 58663, 175989, 869279, 2607837, 9562069, 28686207]

約数ペア:

[(1, 28686207), (3, 9562069), (11, 2607837), (33, 869279), (163, 175989), (489, 58663), (1793, 15999), (5333, 5379)]