28695387

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{36931}}^1$

素因数の和:36978

約数の個数: 16

約数和(自身を含む): 44909312

約数和(自身を除く): 16213925

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 36931, 110793, 258517, 775551, 1366447, 4099341, 9565129, 28695387]

約数ペア:

[(1, 28695387), (3, 9565129), (7, 4099341), (21, 1366447), (37, 775551), (111, 258517), (259, 110793), (777, 36931)]