47904213

素因数分解:

$3^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{967}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 74597952

約数和(自身を除く): 26693739

約数列:

[1, 3, 7, 21, 49, 147, 337, 967, 1011, 2359, 2901, 6769, 7077, 16513, 20307, 47383, 49539, 142149, 325879, 977637, 2281153, 6843459, 15968071, 47904213]

約数ペア:

[(1, 47904213), (3, 15968071), (7, 6843459), (21, 2281153), (49, 977637), (147, 325879), (337, 142149), (967, 49539), (1011, 47383), (2359, 20307), (2901, 16513), (6769, 7077)]