168677138

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{388657}}^1$

素因数の和:388697

約数の個数: 16

約数和(自身を含む): 298489344

約数和(自身を除く): 129812206

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 388657, 777314, 2720599, 5441198, 12048367, 24096734, 84338569, 168677138]

約数ペア:

[(1, 168677138), (2, 84338569), (7, 24096734), (14, 12048367), (31, 5441198), (62, 2720599), (217, 777314), (434, 388657)]