278049321

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19919}}^1$

素因数の和:19986

約数の個数: 32

約数和(自身を含む): 458956800

約数和(自身を除く): 180907479

約数列:

[1, 3, 9, 11, 27, 33, 47, 99, 141, 297, 423, 517, 1269, 1551, 4653, 13959, 19919, 59757, 179271, 219109, 537813, 657327, 936193, 1971981, 2808579, 5915943, 8425737, 10298123, 25277211, 30894369, 92683107, 278049321]

約数ペア:

[(1, 278049321), (3, 92683107), (9, 30894369), (11, 25277211), (27, 10298123), (33, 8425737), (47, 5915943), (99, 2808579), (141, 1971981), (297, 936193), (423, 657327), (517, 537813), (1269, 219109), (1551, 179271), (4653, 59757), (13959, 19919)]