25437951

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 47803392

約数和(自身を除く): 22365441

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 71, 77, 99, 121, 141, 213, 231, 329, 363, 423, 497, 517, 639, 693, 781, 847, 987, 1089, 1491, 1551, 2343, 2541, 2961, 3337, 3619, 4473, 4653, 5467, 5687, 7029, 7623, 8591, 10011, 10857, 16401, 17061, 23359, 25773, 30033, 32571, 36707, 39809, 49203, 51183, 60137, 70077, 77319, 110121, 119427, 180411, 210231, 256949, 330363, 358281, 403777, 541233, 770847, 1211331, 2312541, 2826439, 3633993, 8479317, 25437951]

約数ペア:

[(1, 25437951), (3, 8479317), (7, 3633993), (9, 2826439), (11, 2312541), (21, 1211331), (33, 770847), (47, 541233), (63, 403777), (71, 358281), (77, 330363), (99, 256949), (121, 210231), (141, 180411), (213, 119427), (231, 110121), (329, 77319), (363, 70077), (423, 60137), (497, 51183), (517, 49203), (639, 39809), (693, 36707), (781, 32571), (847, 30033), (987, 25773), (1089, 23359), (1491, 17061), (1551, 16401), (2343, 10857), (2541, 10011), (2961, 8591), (3337, 7623), (3619, 7029), (4473, 5687), (4653, 5467)]