28216218

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{17881}}^1$

素因数の和:18149

約数の個数: 16

約数和(自身を含む): 56650176

約数和(自身を除く): 28433958

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 17881, 35762, 53643, 107286, 4702703, 9405406, 14108109, 28216218]

約数ペア:

[(1, 28216218), (2, 14108109), (3, 9405406), (6, 4702703), (263, 107286), (526, 53643), (789, 35762), (1578, 17881)]