251051949

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{1399}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 368076800

約数和(自身を除く): 117024851

約数列:

[1, 3, 9, 127, 157, 381, 471, 1143, 1399, 1413, 4197, 12591, 19939, 59817, 177673, 179451, 219643, 533019, 658929, 1599057, 1976787, 27894661, 83683983, 251051949]

約数ペア:

[(1, 251051949), (3, 83683983), (9, 27894661), (127, 1976787), (157, 1599057), (381, 658929), (471, 533019), (1143, 219643), (1399, 179451), (1413, 177673), (4197, 59817), (12591, 19939)]