28543278

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{67003}}^1$

素因数の和:67079

約数の個数: 16

約数和(自身を含む): 57891456

約数和(自身を除く): 29348178

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 67003, 134006, 201009, 402018, 4757213, 9514426, 14271639, 28543278]

約数ペア:

[(1, 28543278), (2, 14271639), (3, 9514426), (6, 4757213), (71, 402018), (142, 201009), (213, 134006), (426, 67003)]