89549999

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 124843680

約数和(自身を除く): 35293681

約数列:

[1, 7, 11, 17, 29, 49, 77, 119, 187, 203, 319, 337, 493, 539, 833, 1309, 1421, 2233, 2359, 3451, 3707, 5423, 5729, 9163, 9773, 15631, 16513, 24157, 25949, 37961, 40103, 63019, 68411, 107503, 166141, 181643, 265727, 280721, 441133, 478877, 752521, 1162987, 1827551, 3087931, 5267647, 8140909, 12792857, 89549999]

約数ペア:

[(1, 89549999), (7, 12792857), (11, 8140909), (17, 5267647), (29, 3087931), (49, 1827551), (77, 1162987), (119, 752521), (187, 478877), (203, 441133), (319, 280721), (337, 265727), (493, 181643), (539, 166141), (833, 107503), (1309, 68411), (1421, 63019), (2233, 40103), (2359, 37961), (3451, 25949), (3707, 24157), (5423, 16513), (5729, 15631), (9163, 9773)]