2871841

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 3611520

約数和(自身を除く): 739679

約数列:

[1, 7, 29, 43, 47, 49, 203, 301, 329, 1247, 1363, 1421, 2021, 2107, 2303, 8729, 9541, 14147, 58609, 61103, 66787, 99029, 410263, 2871841]

約数ペア:

[(1, 2871841), (7, 410263), (29, 99029), (43, 66787), (47, 61103), (49, 58609), (203, 14147), (301, 9541), (329, 8729), (1247, 2303), (1363, 2107), (1421, 2021)]