12398589

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 21909888

約数和(自身を除く): 9511299

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 197, 243, 259, 333, 567, 591, 777, 999, 1379, 1701, 1773, 2331, 2997, 4137, 5319, 6993, 7289, 8991, 12411, 15957, 20979, 21867, 37233, 47871, 51023, 62937, 65601, 111699, 153069, 196803, 335097, 459207, 590409, 1377621, 1771227, 4132863, 12398589]

約数ペア:

[(1, 12398589), (3, 4132863), (7, 1771227), (9, 1377621), (21, 590409), (27, 459207), (37, 335097), (63, 196803), (81, 153069), (111, 111699), (189, 65601), (197, 62937), (243, 51023), (259, 47871), (333, 37233), (567, 21867), (591, 20979), (777, 15957), (999, 12411), (1379, 8991), (1701, 7289), (1773, 6993), (2331, 5319), (2997, 4137)]