6638555

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 10188288

約数和(自身を除く): 3549733

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 301, 385, 401, 473, 1505, 2005, 2365, 2807, 3311, 4411, 14035, 16555, 17243, 22055, 30877, 86215, 120701, 154385, 189673, 603505, 948365, 1327711, 6638555]

約数ペア:

[(1, 6638555), (5, 1327711), (7, 948365), (11, 603505), (35, 189673), (43, 154385), (55, 120701), (77, 86215), (215, 30877), (301, 22055), (385, 17243), (401, 16555), (473, 14035), (1505, 4411), (2005, 3311), (2365, 2807)]