28836178

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{23143}}^1$

素因数の和:23241

約数の個数: 16

約数和(自身を含む): 49991040

約数和(自身を除く): 21154862

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 23143, 46286, 162001, 324002, 2059727, 4119454, 14418089, 28836178]

約数ペア:

[(1, 28836178), (2, 14418089), (7, 4119454), (14, 2059727), (89, 324002), (178, 162001), (623, 46286), (1246, 23143)]