208793949

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6427}}^1$

素因数の和:6474

約数の個数: 48

約数和(自身を含む): 369327168

約数和(自身を除く): 160533219

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 637, 663, 833, 1547, 1911, 2499, 4641, 6427, 10829, 19281, 32487, 44989, 83551, 109259, 134967, 250653, 314923, 327777, 584857, 764813, 944769, 1420367, 1754571, 2294439, 4093999, 4261101, 5353691, 9942569, 12281997, 16061073, 29827707, 69597983, 208793949]

約数ペア:

[(1, 208793949), (3, 69597983), (7, 29827707), (13, 16061073), (17, 12281997), (21, 9942569), (39, 5353691), (49, 4261101), (51, 4093999), (91, 2294439), (119, 1754571), (147, 1420367), (221, 944769), (273, 764813), (357, 584857), (637, 327777), (663, 314923), (833, 250653), (1547, 134967), (1911, 109259), (2499, 83551), (4641, 44989), (6427, 32487), (10829, 19281)]