28547786

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{2423}}^1$

素因数の和:2605

約数の個数: 16

約数和(自身を含む): 44155584

約数和(自身を除く): 15607798

約数列:

[1, 2, 43, 86, 137, 274, 2423, 4846, 5891, 11782, 104189, 208378, 331951, 663902, 14273893, 28547786]

約数ペア:

[(1, 28547786), (2, 14273893), (43, 663902), (86, 331951), (137, 208378), (274, 104189), (2423, 11782), (4846, 5891)]