71678667

素因数分解:

$3^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 96588800

約数和(自身を除く): 24910133

約数列:

[1, 3, 223, 307, 349, 669, 921, 1047, 68461, 77827, 107143, 205383, 233481, 321429, 23892889, 71678667]

約数ペア:

[(1, 71678667), (3, 23892889), (223, 321429), (307, 233481), (349, 205383), (669, 107143), (921, 77827), (1047, 68461)]