28057191

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2467}}^1$

素因数の和:2710

約数の個数: 16

約数和(自身を含む): 39803904

約数和(自身を除く): 11746713

約数列:

[1, 3, 17, 51, 223, 669, 2467, 3791, 7401, 11373, 41939, 125817, 550141, 1650423, 9352397, 28057191]

約数ペア:

[(1, 28057191), (3, 9352397), (17, 1650423), (51, 550141), (223, 125817), (669, 41939), (2467, 11373), (3791, 7401)]