161719259

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{659}}^1$

素因数の和:1154

約数の個数: 16

約数和(自身を含む): 178886400

約数和(自身を除く): 17167141

約数列:

[1, 13, 43, 439, 559, 659, 5707, 8567, 18877, 28337, 245401, 289301, 368381, 3760913, 12439943, 161719259]

約数ペア:

[(1, 161719259), (13, 12439943), (43, 3760913), (439, 368381), (559, 289301), (659, 245401), (5707, 28337), (8567, 18877)]