28698974

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{1087}}^1$

素因数の和:1439

約数の個数: 16

約数和(自身を含む): 44233728

約数和(自身を除く): 15534754

約数列:

[1, 2, 43, 86, 307, 614, 1087, 2174, 13201, 26402, 46741, 93482, 333709, 667418, 14349487, 28698974]

約数ペア:

[(1, 28698974), (2, 14349487), (43, 667418), (86, 333709), (307, 93482), (614, 46741), (1087, 26402), (2174, 13201)]