28997307

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2$

素因数の和:180

約数の個数: 36

約数和(自身を含む): 45258304

約数和(自身を除く): 16260997

約数列:

[1, 3, 9, 31, 37, 53, 93, 111, 159, 279, 333, 477, 1147, 1643, 1961, 2809, 3441, 4929, 5883, 8427, 10323, 14787, 17649, 25281, 60791, 87079, 103933, 182373, 261237, 311799, 547119, 783711, 935397, 3221923, 9665769, 28997307]

約数ペア:

[(1, 28997307), (3, 9665769), (9, 3221923), (31, 935397), (37, 783711), (53, 547119), (93, 311799), (111, 261237), (159, 182373), (279, 103933), (333, 87079), (477, 60791), (1147, 25281), (1643, 17649), (1961, 14787), (2809, 10323), (3441, 8427), (4929, 5883)]