28108178

素因数分解:

$2^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{2393}}^1$

素因数の和:3241

約数の個数: 16

約数和(自身を含む): 48263040

約数和(自身を除く): 20154862

約数列:

[1, 2, 7, 14, 839, 1678, 2393, 4786, 5873, 11746, 16751, 33502, 2007727, 4015454, 14054089, 28108178]

約数ペア:

[(1, 28108178), (2, 14054089), (7, 4015454), (14, 2007727), (839, 33502), (1678, 16751), (2393, 11746), (4786, 5873)]