87118129

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 104734080

約数和(自身を除く): 17615951

約数列:

[1, 7, 43, 49, 173, 239, 301, 1211, 1673, 2107, 7439, 8477, 10277, 11711, 41347, 52073, 71939, 289429, 364511, 503573, 1777921, 2026003, 12445447, 87118129]

約数ペア:

[(1, 87118129), (7, 12445447), (43, 2026003), (49, 1777921), (173, 503573), (239, 364511), (301, 289429), (1211, 71939), (1673, 52073), (2107, 41347), (7439, 11711), (8477, 10277)]