689699673

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2647}}^1$

素因数の和:2814

約数の個数: 48

約数和(自身を含む): 1145079936

約数和(自身を除く): 455380263

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 131, 153, 221, 393, 663, 1179, 1703, 1989, 2227, 2647, 5109, 6681, 7941, 15327, 20043, 23823, 28951, 34411, 44999, 86853, 103233, 134997, 260559, 309699, 346757, 404991, 584987, 1040271, 1754961, 3120813, 4507841, 5264883, 5894869, 13523523, 17684607, 40570569, 53053821, 76633297, 229899891, 689699673]

約数ペア:

[(1, 689699673), (3, 229899891), (9, 76633297), (13, 53053821), (17, 40570569), (39, 17684607), (51, 13523523), (117, 5894869), (131, 5264883), (153, 4507841), (221, 3120813), (393, 1754961), (663, 1040271), (1179, 584987), (1703, 404991), (1989, 346757), (2227, 309699), (2647, 260559), (5109, 134997), (6681, 103233), (7941, 86853), (15327, 44999), (20043, 34411), (23823, 28951)]