28553091

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{5689}}^1$

素因数の和:5938

約数の個数: 16

約数和(自身を含む): 43699200

約数和(自身を除く): 15146109

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 5689, 17067, 39823, 119469, 1359671, 4079013, 9517697, 28553091]

約数ペア:

[(1, 28553091), (3, 9517697), (7, 4079013), (21, 1359671), (239, 119469), (717, 39823), (1673, 17067), (5019, 5689)]