219038404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{247781}}^1$

素因数の和:247815

約数の個数: 24

約数和(自身を含む): 437087448

約数和(自身を除く): 218049044

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 247781, 495562, 991124, 3221153, 4212277, 6442306, 8424554, 12884612, 16849108, 54759601, 109519202, 219038404]

約数ペア:

[(1, 219038404), (2, 109519202), (4, 54759601), (13, 16849108), (17, 12884612), (26, 8424554), (34, 6442306), (52, 4212277), (68, 3221153), (221, 991124), (442, 495562), (884, 247781)]