890264943

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{571}}^1\times {\mathrm{907}}^1$

素因数の和:1675

約数の個数: 24

約数和(自身を含む): 1296362496

約数和(自身を除く): 406097553

約数列:

[1, 3, 9, 191, 571, 573, 907, 1713, 1719, 2721, 5139, 8163, 109061, 173237, 327183, 517897, 519711, 981549, 1553691, 1559133, 4661073, 98918327, 296754981, 890264943]

約数ペア:

[(1, 890264943), (3, 296754981), (9, 98918327), (191, 4661073), (571, 1559133), (573, 1553691), (907, 981549), (1713, 519711), (1719, 517897), (2721, 327183), (5139, 173237), (8163, 109061)]