137439141

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{859}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 221260800

約数和(自身を除く): 83821659

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 401, 859, 1203, 2577, 2807, 6013, 7619, 8421, 16321, 18039, 22857, 48963, 53333, 114247, 159999, 342741, 344459, 1033377, 2411213, 6544721, 7233639, 19634163, 45813047, 137439141]

約数ペア:

[(1, 137439141), (3, 45813047), (7, 19634163), (19, 7233639), (21, 6544721), (57, 2411213), (133, 1033377), (399, 344459), (401, 342741), (859, 159999), (1203, 114247), (2577, 53333), (2807, 48963), (6013, 22857), (7619, 18039), (8421, 16321)]