2809641

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 4017600

約数和(自身を除く): 1207959

約数列:

[1, 3, 17, 51, 89, 267, 619, 1513, 1857, 4539, 10523, 31569, 55091, 165273, 936547, 2809641]

約数ペア:

[(1, 2809641), (3, 936547), (17, 165273), (51, 55091), (89, 31569), (267, 10523), (619, 4539), (1513, 1857)]