2620499

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 3401568

約数和(自身を除く): 781069

約数列:

[1, 7, 17, 19, 61, 119, 133, 323, 361, 427, 1037, 1159, 2261, 2527, 6137, 7259, 8113, 19703, 22021, 42959, 137921, 154147, 374357, 2620499]

約数ペア:

[(1, 2620499), (7, 374357), (17, 154147), (19, 137921), (61, 42959), (119, 22021), (133, 19703), (323, 8113), (361, 7259), (427, 6137), (1037, 2527), (1159, 2261)]