238503629

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 317463552

約数和(自身を除く): 78959923

約数列:

[1, 7, 13, 23, 49, 73, 91, 161, 223, 299, 511, 637, 949, 1127, 1561, 1679, 2093, 2899, 3577, 5129, 6643, 10927, 11753, 14651, 16279, 20293, 21827, 35903, 46501, 66677, 82271, 113953, 142051, 152789, 211627, 251321, 374417, 466739, 797671, 1069523, 1481389, 2620919, 3267173, 4867421, 10369723, 18346433, 34071947, 238503629]

約数ペア:

[(1, 238503629), (7, 34071947), (13, 18346433), (23, 10369723), (49, 4867421), (73, 3267173), (91, 2620919), (161, 1481389), (223, 1069523), (299, 797671), (511, 466739), (637, 374417), (949, 251321), (1127, 211627), (1561, 152789), (1679, 142051), (2093, 113953), (2899, 82271), (3577, 66677), (5129, 46501), (6643, 35903), (10927, 21827), (11753, 20293), (14651, 16279)]