28878038

素因数分解:

$2^1\times 7^1\times {\mathrm{1153}}^1\times {\mathrm{1789}}^1$

素因数の和:2951

約数の個数: 16

約数和(自身を含む): 49575840

約数和(自身を除く): 20697802

約数列:

[1, 2, 7, 14, 1153, 1789, 2306, 3578, 8071, 12523, 16142, 25046, 2062717, 4125434, 14439019, 28878038]

約数ペア:

[(1, 28878038), (2, 14439019), (7, 4125434), (14, 2062717), (1153, 25046), (1789, 16142), (2306, 12523), (3578, 8071)]