207910791

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2788

約数の個数: 36

約数和(自身を含む): 334872720

約数和(自身を除く): 126961929

約数列:

[1, 3, 9, 11, 33, 71, 99, 121, 213, 363, 639, 781, 1089, 2343, 2689, 7029, 8067, 8591, 24201, 25773, 29579, 77319, 88737, 190919, 266211, 325369, 572757, 976107, 1718271, 2100109, 2928321, 6300327, 18900981, 23101199, 69303597, 207910791]

約数ペア:

[(1, 207910791), (3, 69303597), (9, 23101199), (11, 18900981), (33, 6300327), (71, 2928321), (99, 2100109), (121, 1718271), (213, 976107), (363, 572757), (639, 325369), (781, 266211), (1089, 190919), (2343, 88737), (2689, 77319), (7029, 29579), (8067, 25773), (8591, 24201)]