28691782

素因数分解:

$2^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{2819}}^1$

素因数の和:3555

約数の個数: 16

約数和(自身を含む): 49271040

約数和(自身を除く): 20579258

約数列:

[1, 2, 7, 14, 727, 1454, 2819, 5089, 5638, 10178, 19733, 39466, 2049413, 4098826, 14345891, 28691782]

約数ペア:

[(1, 28691782), (2, 14345891), (7, 4098826), (14, 2049413), (727, 39466), (1454, 19733), (2819, 10178), (5089, 5638)]