31421383

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7678

約数の個数: 16

約数和(自身を含む): 39024640

約数和(自身を除く): 7603257

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 7621, 53347, 144799, 236251, 1013593, 1653757, 4488769, 31421383]

約数ペア:

[(1, 31421383), (7, 4488769), (19, 1653757), (31, 1013593), (133, 236251), (217, 144799), (589, 53347), (4123, 7621)]