28289794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35099}}^1$

素因数の和:35145

約数の個数: 16

約数和(自身を含む): 47174400

約数和(自身を除く): 18884606

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 35099, 70198, 456287, 912574, 1088069, 2176138, 14144897, 28289794]

約数ペア:

[(1, 28289794), (2, 14144897), (13, 2176138), (26, 1088069), (31, 912574), (62, 456287), (403, 70198), (806, 35099)]