1749250321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{80429}}^1$

素因数の和:80688

約数の個数: 16

約数和(自身を含む): 2161958400

約数和(自身を除く): 412708079

約数列:

[1, 7, 13, 91, 239, 1673, 3107, 21749, 80429, 563003, 1045577, 7319039, 19222531, 134557717, 249892903, 1749250321]

約数ペア:

[(1, 1749250321), (7, 249892903), (13, 134557717), (91, 19222531), (239, 7319039), (1673, 1045577), (3107, 563003), (21749, 80429)]