2156127

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 3094272

約数和(自身を除く): 938145

約数列:

[1, 3, 17, 51, 67, 201, 631, 1139, 1893, 3417, 10727, 32181, 42277, 126831, 718709, 2156127]

約数ペア:

[(1, 2156127), (3, 718709), (17, 126831), (51, 42277), (67, 32181), (201, 10727), (631, 3417), (1139, 1893)]