28787038

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47819}}^1$

素因数の和:47871

約数の個数: 16

約数和(自身を含む): 50497920

約数和(自身を除く): 21710882

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 47819, 95638, 334733, 669466, 2056217, 4112434, 14393519, 28787038]

約数ペア:

[(1, 28787038), (2, 14393519), (7, 4112434), (14, 2056217), (43, 669466), (86, 334733), (301, 95638), (602, 47819)]