25644398

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{4463}}^1$

素因数の和:4508

約数の個数: 24

約数和(自身を含む): 44113248

約数和(自身を除く): 18468850

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 4463, 5746, 8926, 58019, 75871, 116038, 151742, 754247, 986323, 1508494, 1972646, 12822199, 25644398]

約数ペア:

[(1, 25644398), (2, 12822199), (13, 1972646), (17, 1508494), (26, 986323), (34, 754247), (169, 151742), (221, 116038), (338, 75871), (442, 58019), (2873, 8926), (4463, 5746)]